Home / 248,156,390.70-371,517,140.70-240,981,937.20

Finding the Fourth Proportional to 248,156,390.70, 371,517,140.70 and 240,981,937.20

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Solution

The fourth proportional to 248,156,390.70, 371,517,140.70 and 240,981,937.20 is: 360,776,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,156,390.70 : 371,517,140.70 = 240,981,937.20 : x
  2. Step 2: Convert to fraction form
    248,156,390.70/371,517,140.70 = 240,981,937.20/x
  3. Step 3: Cross multiply
    248,156,390.70x = 371,517,140.70 × 240,981,937.20
  4. Step 4: Simplify right side
    248,156,390.70x = 89,528,920,268,890,960
  5. Step 5: Solve for x
    x = 89,528,920,268,890,960/248,156,390.70
  6. Step 6: Final answer
    x = 360,776,202.52

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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.