Home / 240,520,166.38-360,781,450.85-85,074,117.62

Finding the Fourth Proportional to 240,520,166.38, 360,781,450.85 and 85,074,117.62

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Solution

The fourth proportional to 240,520,166.38, 360,781,450.85 and 85,074,117.62 is: 127,611,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,520,166.38 : 360,781,450.85 = 85,074,117.62 : x
  2. Step 2: Convert to fraction form
    240,520,166.38/360,781,450.85 = 85,074,117.62/x
  3. Step 3: Cross multiply
    240,520,166.38x = 360,781,450.85 × 85,074,117.62
  4. Step 4: Simplify right side
    240,520,166.38x = 30,693,163,585,363,672
  5. Step 5: Solve for x
    x = 30,693,163,585,363,672/240,520,166.38
  6. Step 6: Final answer
    x = 127,611,601.34

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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.