Home / 261,471,377.60-391,499,277.60-204,848,273.60

Finding the Fourth Proportional to 261,471,377.60, 391,499,277.60 and 204,848,273.60

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Solution

The fourth proportional to 261,471,377.60, 391,499,277.60 and 204,848,273.60 is: 306,717,897.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,471,377.60 : 391,499,277.60 = 204,848,273.60 : x
  2. Step 2: Convert to fraction form
    261,471,377.60/391,499,277.60 = 204,848,273.60/x
  3. Step 3: Cross multiply
    261,471,377.60x = 391,499,277.60 × 204,848,273.60
  4. Step 4: Simplify right side
    261,471,377.60x = 80,197,951,132,007,152
  5. Step 5: Solve for x
    x = 80,197,951,132,007,152/261,471,377.60
  6. Step 6: Final answer
    x = 306,717,897.26

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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.