Home / 88,488,080.64-122,107,315.69-49,328,125.20

Finding the Fourth Proportional to 88,488,080.64, 122,107,315.69 and 49,328,125.20

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Solution

The fourth proportional to 88,488,080.64, 122,107,315.69 and 49,328,125.20 is: 68,069,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,488,080.64 : 122,107,315.69 = 49,328,125.20 : x
  2. Step 2: Convert to fraction form
    88,488,080.64/122,107,315.69 = 49,328,125.20/x
  3. Step 3: Cross multiply
    88,488,080.64x = 122,107,315.69 × 49,328,125.20
  4. Step 4: Simplify right side
    88,488,080.64x = 6,023,324,956,192,245
  5. Step 5: Solve for x
    x = 6,023,324,956,192,245/88,488,080.64
  6. Step 6: Final answer
    x = 68,069,336.71

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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.