Home / 306,515,561.91-459,951,785.48-129,241,583.32

Finding the Fourth Proportional to 306,515,561.91, 459,951,785.48 and 129,241,583.32

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Solution

The fourth proportional to 306,515,561.91, 459,951,785.48 and 129,241,583.32 is: 193,937,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,515,561.91 : 459,951,785.48 = 129,241,583.32 : x
  2. Step 2: Convert to fraction form
    306,515,561.91/459,951,785.48 = 129,241,583.32/x
  3. Step 3: Cross multiply
    306,515,561.91x = 459,951,785.48 × 129,241,583.32
  4. Step 4: Simplify right side
    306,515,561.91x = 59,444,897,006,296,184
  5. Step 5: Solve for x
    x = 59,444,897,006,296,184/306,515,561.91
  6. Step 6: Final answer
    x = 193,937,614.90

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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.