Home / 121,479,669.20-182,235,487.80-44,856,520.40

Finding the Fourth Proportional to 121,479,669.20, 182,235,487.80 and 44,856,520.40

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Solution

The fourth proportional to 121,479,669.20, 182,235,487.80 and 44,856,520.40 is: 67,290,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,479,669.20 : 182,235,487.80 = 44,856,520.40 : x
  2. Step 2: Convert to fraction form
    121,479,669.20/182,235,487.80 = 44,856,520.40/x
  3. Step 3: Cross multiply
    121,479,669.20x = 182,235,487.80 × 44,856,520.40
  4. Step 4: Simplify right side
    121,479,669.20x = 8,174,449,876,104,651
  5. Step 5: Solve for x
    x = 8,174,449,876,104,651/121,479,669.20
  6. Step 6: Final answer
    x = 67,290,682.71

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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.