Home / 86,785,266.28-119,755,752.16-51,496,990.96

Finding the Fourth Proportional to 86,785,266.28, 119,755,752.16 and 51,496,990.96

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Solution

The fourth proportional to 86,785,266.28, 119,755,752.16 and 51,496,990.96 is: 71,061,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,785,266.28 : 119,755,752.16 = 51,496,990.96 : x
  2. Step 2: Convert to fraction form
    86,785,266.28/119,755,752.16 = 51,496,990.96/x
  3. Step 3: Cross multiply
    86,785,266.28x = 119,755,752.16 × 51,496,990.96
  4. Step 4: Simplify right side
    86,785,266.28x = 6,167,060,886,391,520
  5. Step 5: Solve for x
    x = 6,167,060,886,391,520/86,785,266.28
  6. Step 6: Final answer
    x = 71,061,150.71

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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.