Home / 1,160,248,938.60-1,740,373,407.90-394,344,042.60

Finding the Fourth Proportional to 1,160,248,938.60, 1,740,373,407.90 and 394,344,042.60

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Solution

The fourth proportional to 1,160,248,938.60, 1,740,373,407.90 and 394,344,042.60 is: 591,516,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,248,938.60 : 1,740,373,407.90 = 394,344,042.60 : x
  2. Step 2: Convert to fraction form
    1,160,248,938.60/1,740,373,407.90 = 394,344,042.60/x
  3. Step 3: Cross multiply
    1,160,248,938.60x = 1,740,373,407.90 × 394,344,042.60
  4. Step 4: Simplify right side
    1,160,248,938.60x = 686,305,885,304,824,832
  5. Step 5: Solve for x
    x = 686,305,885,304,824,832/1,160,248,938.60
  6. Step 6: Final answer
    x = 591,516,063.90

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Double scale
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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.