Home / 123,591,743,997.40-185,387,615,996.10-30,534,299,133.40

Finding the Fourth Proportional to 123,591,743,997.40, 185,387,615,996.10 and 30,534,299,133.40

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Solution

The fourth proportional to 123,591,743,997.40, 185,387,615,996.10 and 30,534,299,133.40 is: 45,801,448,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,591,743,997.40 : 185,387,615,996.10 = 30,534,299,133.40 : x
  2. Step 2: Convert to fraction form
    123,591,743,997.40/185,387,615,996.10 = 30,534,299,133.40/x
  3. Step 3: Cross multiply
    123,591,743,997.40x = 185,387,615,996.10 × 30,534,299,133.40
  4. Step 4: Simplify right side
    123,591,743,997.40x = 5,660,680,922,452,808,695,808
  5. Step 5: Solve for x
    x = 5,660,680,922,452,808,695,808/123,591,743,997.40
  6. Step 6: Final answer
    x = 45,801,448,700.10

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Double scale
Find fourth proportional to 123,591,743,998.40, 185,387,615,997.60 and 30,534,299,134.40
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.