Home / 123,591,744,006.40-185,387,616,009.60-30,534,299,142.40

Finding the Fourth Proportional to 123,591,744,006.40, 185,387,616,009.60 and 30,534,299,142.40

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Solution

The fourth proportional to 123,591,744,006.40, 185,387,616,009.60 and 30,534,299,142.40 is: 45,801,448,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,591,744,006.40 : 185,387,616,009.60 = 30,534,299,142.40 : x
  2. Step 2: Convert to fraction form
    123,591,744,006.40/185,387,616,009.60 = 30,534,299,142.40/x
  3. Step 3: Cross multiply
    123,591,744,006.40x = 185,387,616,009.60 × 30,534,299,142.40
  4. Step 4: Simplify right side
    123,591,744,006.40x = 5,660,680,924,533,510,635,520
  5. Step 5: Solve for x
    x = 5,660,680,924,533,510,635,520/123,591,744,006.40
  6. Step 6: Final answer
    x = 45,801,448,713.60

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Double scale
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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.