Home / 150,913,612.80-226,370,419.20-120,680,524.80

Finding the Fourth Proportional to 150,913,612.80, 226,370,419.20 and 120,680,524.80

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Solution

The fourth proportional to 150,913,612.80, 226,370,419.20 and 120,680,524.80 is: 181,020,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,913,612.80 : 226,370,419.20 = 120,680,524.80 : x
  2. Step 2: Convert to fraction form
    150,913,612.80/226,370,419.20 = 120,680,524.80/x
  3. Step 3: Cross multiply
    150,913,612.80x = 226,370,419.20 × 120,680,524.80
  4. Step 4: Simplify right side
    150,913,612.80x = 27,318,500,988,251,996
  5. Step 5: Solve for x
    x = 27,318,500,988,251,996/150,913,612.80
  6. Step 6: Final answer
    x = 181,020,787.20

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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.