Home / 87,221,499.62-120,366,476.64-48,064,677.66

Finding the Fourth Proportional to 87,221,499.62, 120,366,476.64 and 48,064,677.66

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Solution

The fourth proportional to 87,221,499.62, 120,366,476.64 and 48,064,677.66 is: 66,329,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,221,499.62 : 120,366,476.64 = 48,064,677.66 : x
  2. Step 2: Convert to fraction form
    87,221,499.62/120,366,476.64 = 48,064,677.66/x
  3. Step 3: Cross multiply
    87,221,499.62x = 120,366,476.64 × 48,064,677.66
  4. Step 4: Simplify right side
    87,221,499.62x = 5,785,375,900,771,519
  5. Step 5: Solve for x
    x = 5,785,375,900,771,519/87,221,499.62
  6. Step 6: Final answer
    x = 66,329,699.97

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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.