Home / 207,253,719.68-285,890,234.98-133,914,861.68

Finding the Fourth Proportional to 207,253,719.68, 285,890,234.98 and 133,914,861.68

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Solution

The fourth proportional to 207,253,719.68, 285,890,234.98 and 133,914,861.68 is: 184,725,038.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,253,719.68 : 285,890,234.98 = 133,914,861.68 : x
  2. Step 2: Convert to fraction form
    207,253,719.68/285,890,234.98 = 133,914,861.68/x
  3. Step 3: Cross multiply
    207,253,719.68x = 285,890,234.98 × 133,914,861.68
  4. Step 4: Simplify right side
    207,253,719.68x = 38,284,951,273,009,400
  5. Step 5: Solve for x
    x = 38,284,951,273,009,400/207,253,719.68
  6. Step 6: Final answer
    x = 184,725,038.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.