Home / 482,471,938.52-724,014,007.08-206,125,234.70

Finding the Fourth Proportional to 482,471,938.52, 724,014,007.08 and 206,125,234.70

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Solution

The fourth proportional to 482,471,938.52, 724,014,007.08 and 206,125,234.70 is: 309,318,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,471,938.52 : 724,014,007.08 = 206,125,234.70 : x
  2. Step 2: Convert to fraction form
    482,471,938.52/724,014,007.08 = 206,125,234.70/x
  3. Step 3: Cross multiply
    482,471,938.52x = 724,014,007.08 × 206,125,234.70
  4. Step 4: Simplify right side
    482,471,938.52x = 149,237,557,135,452,448
  5. Step 5: Solve for x
    x = 149,237,557,135,452,448/482,471,938.52
  6. Step 6: Final answer
    x = 309,318,626.06

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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.