Home / 354,344,006.80-531,516,010.20-351,955,219.60

Finding the Fourth Proportional to 354,344,006.80, 531,516,010.20 and 351,955,219.60

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Solution

The fourth proportional to 354,344,006.80, 531,516,010.20 and 351,955,219.60 is: 527,932,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,344,006.80 : 531,516,010.20 = 351,955,219.60 : x
  2. Step 2: Convert to fraction form
    354,344,006.80/531,516,010.20 = 351,955,219.60/x
  3. Step 3: Cross multiply
    354,344,006.80x = 531,516,010.20 × 351,955,219.60
  4. Step 4: Simplify right side
    354,344,006.80x = 187,069,834,090,856,864
  5. Step 5: Solve for x
    x = 187,069,834,090,856,864/354,344,006.80
  6. Step 6: Final answer
    x = 527,932,829.40

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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.