Home / 607,690,361.10-838,613,520.63-329,231,876.43

Finding the Fourth Proportional to 607,690,361.10, 838,613,520.63 and 329,231,876.43

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Solution

The fourth proportional to 607,690,361.10, 838,613,520.63 and 329,231,876.43 is: 454,340,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,690,361.10 : 838,613,520.63 = 329,231,876.43 : x
  2. Step 2: Convert to fraction form
    607,690,361.10/838,613,520.63 = 329,231,876.43/x
  3. Step 3: Cross multiply
    607,690,361.10x = 838,613,520.63 × 329,231,876.43
  4. Step 4: Simplify right side
    607,690,361.10x = 276,098,302,996,583,424
  5. Step 5: Solve for x
    x = 276,098,302,996,583,424/607,690,361.10
  6. Step 6: Final answer
    x = 454,340,434.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.