Home / 83,267,027.46-114,920,517.35-47,978,073.90

Finding the Fourth Proportional to 83,267,027.46, 114,920,517.35 and 47,978,073.90

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Solution

The fourth proportional to 83,267,027.46, 114,920,517.35 and 47,978,073.90 is: 66,216,667.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,267,027.46 : 114,920,517.35 = 47,978,073.90 : x
  2. Step 2: Convert to fraction form
    83,267,027.46/114,920,517.35 = 47,978,073.90/x
  3. Step 3: Cross multiply
    83,267,027.46x = 114,920,517.35 × 47,978,073.90
  4. Step 4: Simplify right side
    83,267,027.46x = 5,513,665,074,164,477
  5. Step 5: Solve for x
    x = 5,513,665,074,164,477/83,267,027.46
  6. Step 6: Final answer
    x = 66,216,667.54

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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.