Home / 728,654,109.52-1,092,980,307.66-237,366,575.32

Finding the Fourth Proportional to 728,654,109.52, 1,092,980,307.66 and 237,366,575.32

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Solution

The fourth proportional to 728,654,109.52, 1,092,980,307.66 and 237,366,575.32 is: 356,049,583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,654,109.52 : 1,092,980,307.66 = 237,366,575.32 : x
  2. Step 2: Convert to fraction form
    728,654,109.52/1,092,980,307.66 = 237,366,575.32/x
  3. Step 3: Cross multiply
    728,654,109.52x = 1,092,980,307.66 × 237,366,575.32
  4. Step 4: Simplify right side
    728,654,109.52x = 259,436,992,521,454,176
  5. Step 5: Solve for x
    x = 259,436,992,521,454,176/728,654,109.52
  6. Step 6: Final answer
    x = 356,049,583.93

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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.