Home / 291,356,957.82-437,346,551.15-125,442,627.66

Finding the Fourth Proportional to 291,356,957.82, 437,346,551.15 and 125,442,627.66

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Solution

The fourth proportional to 291,356,957.82, 437,346,551.15 and 125,442,627.66 is: 188,297,890.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,356,957.82 : 437,346,551.15 = 125,442,627.66 : x
  2. Step 2: Convert to fraction form
    291,356,957.82/437,346,551.15 = 125,442,627.66/x
  3. Step 3: Cross multiply
    291,356,957.82x = 437,346,551.15 × 125,442,627.66
  4. Step 4: Simplify right side
    291,356,957.82x = 54,861,900,573,667,376
  5. Step 5: Solve for x
    x = 54,861,900,573,667,376/291,356,957.82
  6. Step 6: Final answer
    x = 188,297,890.62

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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.