Home / 247,176,077.90-370,764,116.85-143,722,229.90

Finding the Fourth Proportional to 247,176,077.90, 370,764,116.85 and 143,722,229.90

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Solution

The fourth proportional to 247,176,077.90, 370,764,116.85 and 143,722,229.90 is: 215,583,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,176,077.90 : 370,764,116.85 = 143,722,229.90 : x
  2. Step 2: Convert to fraction form
    247,176,077.90/370,764,116.85 = 143,722,229.90/x
  3. Step 3: Cross multiply
    247,176,077.90x = 370,764,116.85 × 143,722,229.90
  4. Step 4: Simplify right side
    247,176,077.90x = 53,287,045,640,586,168
  5. Step 5: Solve for x
    x = 53,287,045,640,586,168/247,176,077.90
  6. Step 6: Final answer
    x = 215,583,344.85

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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.