Home / 57,919,630.16-86,761,872.12-45,087,363.92

Finding the Fourth Proportional to 57,919,630.16, 86,761,872.12 and 45,087,363.92

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Solution

The fourth proportional to 57,919,630.16, 86,761,872.12 and 45,087,363.92 is: 67,539,521.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,919,630.16 : 86,761,872.12 = 45,087,363.92 : x
  2. Step 2: Convert to fraction form
    57,919,630.16/86,761,872.12 = 45,087,363.92/x
  3. Step 3: Cross multiply
    57,919,630.16x = 86,761,872.12 × 45,087,363.92
  4. Step 4: Simplify right side
    57,919,630.16x = 3,911,864,102,654,942.50
  5. Step 5: Solve for x
    x = 3,911,864,102,654,942.50/57,919,630.16
  6. Step 6: Final answer
    x = 67,539,521.43

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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.