Home / 150,913,432.80-226,370,149.20-120,680,344.80

Finding the Fourth Proportional to 150,913,432.80, 226,370,149.20 and 120,680,344.80

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Solution

The fourth proportional to 150,913,432.80, 226,370,149.20 and 120,680,344.80 is: 181,020,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,913,432.80 : 226,370,149.20 = 120,680,344.80 : x
  2. Step 2: Convert to fraction form
    150,913,432.80/226,370,149.20 = 120,680,344.80/x
  3. Step 3: Cross multiply
    150,913,432.80x = 226,370,149.20 × 120,680,344.80
  4. Step 4: Simplify right side
    150,913,432.80x = 27,318,427,657,883,444
  5. Step 5: Solve for x
    x = 27,318,427,657,883,444/150,913,432.80
  6. Step 6: Final answer
    x = 181,020,517.20

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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.