Home / 129,800,894.80-194,768,449.08-57,068,700.88

Finding the Fourth Proportional to 129,800,894.80, 194,768,449.08 and 57,068,700.88

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Solution

The fourth proportional to 129,800,894.80, 194,768,449.08 and 57,068,700.88 is: 85,632,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,800,894.80 : 194,768,449.08 = 57,068,700.88 : x
  2. Step 2: Convert to fraction form
    129,800,894.80/194,768,449.08 = 57,068,700.88/x
  3. Step 3: Cross multiply
    129,800,894.80x = 194,768,449.08 × 57,068,700.88
  4. Step 4: Simplify right side
    129,800,894.80x = 11,115,182,361,408,032
  5. Step 5: Solve for x
    x = 11,115,182,361,408,032/129,800,894.80
  6. Step 6: Final answer
    x = 85,632,555.76

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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.