Home / 87,336,020.10-131,004,030.15-29,819,669.70

Finding the Fourth Proportional to 87,336,020.10, 131,004,030.15 and 29,819,669.70

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Solution

The fourth proportional to 87,336,020.10, 131,004,030.15 and 29,819,669.70 is: 44,729,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336,020.10 : 131,004,030.15 = 29,819,669.70 : x
  2. Step 2: Convert to fraction form
    87,336,020.10/131,004,030.15 = 29,819,669.70/x
  3. Step 3: Cross multiply
    87,336,020.10x = 131,004,030.15 × 29,819,669.70
  4. Step 4: Simplify right side
    87,336,020.10x = 3,906,496,908,441,841.50
  5. Step 5: Solve for x
    x = 3,906,496,908,441,841.50/87,336,020.10
  6. Step 6: Final answer
    x = 44,729,504.55

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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.