Home / 125,981,551.88-173,854,540.15-68,034,799.88

Finding the Fourth Proportional to 125,981,551.88, 173,854,540.15 and 68,034,799.88

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Solution

The fourth proportional to 125,981,551.88, 173,854,540.15 and 68,034,799.88 is: 93,888,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,981,551.88 : 173,854,540.15 = 68,034,799.88 : x
  2. Step 2: Convert to fraction form
    125,981,551.88/173,854,540.15 = 68,034,799.88/x
  3. Step 3: Cross multiply
    125,981,551.88x = 173,854,540.15 × 68,034,799.88
  4. Step 4: Simplify right side
    125,981,551.88x = 11,828,158,847,334,674
  5. Step 5: Solve for x
    x = 11,828,158,847,334,674/125,981,551.88
  6. Step 6: Final answer
    x = 93,888,023.05

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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.