Home / 308,027,248.92-461,729,789.64-193,092,350.76

Finding the Fourth Proportional to 308,027,248.92, 461,729,789.64 and 193,092,350.76

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Solution

The fourth proportional to 308,027,248.92, 461,729,789.64 and 193,092,350.76 is: 289,443,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,027,248.92 : 461,729,789.64 = 193,092,350.76 : x
  2. Step 2: Convert to fraction form
    308,027,248.92/461,729,789.64 = 193,092,350.76/x
  3. Step 3: Cross multiply
    308,027,248.92x = 461,729,789.64 × 193,092,350.76
  4. Step 4: Simplify right side
    308,027,248.92x = 89,156,490,497,507,888
  5. Step 5: Solve for x
    x = 89,156,490,497,507,888/308,027,248.92
  6. Step 6: Final answer
    x = 289,443,517.77

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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.