Home / 123,591,743,998.40-185,387,615,997.60-30,534,299,134.40

Finding the Fourth Proportional to 123,591,743,998.40, 185,387,615,997.60 and 30,534,299,134.40

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Solution

The fourth proportional to 123,591,743,998.40, 185,387,615,997.60 and 30,534,299,134.40 is: 45,801,448,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,591,743,998.40 : 185,387,615,997.60 = 30,534,299,134.40 : x
  2. Step 2: Convert to fraction form
    123,591,743,998.40/185,387,615,997.60 = 30,534,299,134.40/x
  3. Step 3: Cross multiply
    123,591,743,998.40x = 185,387,615,997.60 × 30,534,299,134.40
  4. Step 4: Simplify right side
    123,591,743,998.40x = 5,660,680,922,683,997,683,712
  5. Step 5: Solve for x
    x = 5,660,680,922,683,997,683,712/123,591,743,998.40
  6. Step 6: Final answer
    x = 45,801,448,701.60

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Half scale
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Double scale
Find fourth proportional to 123,591,743,999.40, 185,387,615,999.10 and 30,534,299,135.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.