Home / 173,842,245.70-260,668,890.15-71,616,616.90

Finding the Fourth Proportional to 173,842,245.70, 260,668,890.15 and 71,616,616.90

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Solution

The fourth proportional to 173,842,245.70, 260,668,890.15 and 71,616,616.90 is: 107,386,003.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,842,245.70 : 260,668,890.15 = 71,616,616.90 : x
  2. Step 2: Convert to fraction form
    173,842,245.70/260,668,890.15 = 71,616,616.90/x
  3. Step 3: Cross multiply
    173,842,245.70x = 260,668,890.15 × 71,616,616.90
  4. Step 4: Simplify right side
    173,842,245.70x = 18,668,224,043,620,736
  5. Step 5: Solve for x
    x = 18,668,224,043,620,736/173,842,245.70
  6. Step 6: Final answer
    x = 107,386,003.72

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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.