Home / 115,866,251.60-173,898,910.20-51,269,464.40

Finding the Fourth Proportional to 115,866,251.60, 173,898,910.20 and 51,269,464.40

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Solution

The fourth proportional to 115,866,251.60, 173,898,910.20 and 51,269,464.40 is: 76,948,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,866,251.60 : 173,898,910.20 = 51,269,464.40 : x
  2. Step 2: Convert to fraction form
    115,866,251.60/173,898,910.20 = 51,269,464.40/x
  3. Step 3: Cross multiply
    115,866,251.60x = 173,898,910.20 × 51,269,464.40
  4. Step 4: Simplify right side
    115,866,251.60x = 8,915,703,985,697,696
  5. Step 5: Solve for x
    x = 8,915,703,985,697,696/115,866,251.60
  6. Step 6: Final answer
    x = 76,948,238.70

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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.