Home / 87,506,436,304.44-120,757,307,977.60-49,443,826,086.72

Finding the Fourth Proportional to 87,506,436,304.44, 120,757,307,977.60 and 49,443,826,086.72

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Solution

The fourth proportional to 87,506,436,304.44, 120,757,307,977.60 and 49,443,826,086.72 is: 68,231,590,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,506,436,304.44 : 120,757,307,977.60 = 49,443,826,086.72 : x
  2. Step 2: Convert to fraction form
    87,506,436,304.44/120,757,307,977.60 = 49,443,826,086.72/x
  3. Step 3: Cross multiply
    87,506,436,304.44x = 120,757,307,977.60 × 49,443,826,086.72
  4. Step 4: Simplify right side
    87,506,436,304.44x = 5,970,703,334,344,940,847,104
  5. Step 5: Solve for x
    x = 5,970,703,334,344,940,847,104/87,506,436,304.44
  6. Step 6: Final answer
    x = 68,231,590,572.06

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1.5x scale

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.