Home / 728,654,108.52-1,092,980,306.16-237,366,574.32

Finding the Fourth Proportional to 728,654,108.52, 1,092,980,306.16 and 237,366,574.32

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Solution

The fourth proportional to 728,654,108.52, 1,092,980,306.16 and 237,366,574.32 is: 356,049,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,654,108.52 : 1,092,980,306.16 = 237,366,574.32 : x
  2. Step 2: Convert to fraction form
    728,654,108.52/1,092,980,306.16 = 237,366,574.32/x
  3. Step 3: Cross multiply
    728,654,108.52x = 1,092,980,306.16 × 237,366,574.32
  4. Step 4: Simplify right side
    728,654,108.52x = 259,436,991,072,424,000
  5. Step 5: Solve for x
    x = 259,436,991,072,424,000/728,654,108.52
  6. Step 6: Final answer
    x = 356,049,582.43

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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.