Home / 126,376,575.11-189,652,861.83-44,502,048.15

Finding the Fourth Proportional to 126,376,575.11, 189,652,861.83 and 44,502,048.15

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Solution

The fourth proportional to 126,376,575.11, 189,652,861.83 and 44,502,048.15 is: 66,784,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,376,575.11 : 189,652,861.83 = 44,502,048.15 : x
  2. Step 2: Convert to fraction form
    126,376,575.11/189,652,861.83 = 44,502,048.15/x
  3. Step 3: Cross multiply
    126,376,575.11x = 189,652,861.83 × 44,502,048.15
  4. Step 4: Simplify right side
    126,376,575.11x = 8,439,940,789,341,388
  5. Step 5: Solve for x
    x = 8,439,940,789,341,388/126,376,575.11
  6. Step 6: Final answer
    x = 66,784,060.12

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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.