Home / 134,787,621.70-202,181,432.55-54,066,520.90

Finding the Fourth Proportional to 134,787,621.70, 202,181,432.55 and 54,066,520.90

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Solution

The fourth proportional to 134,787,621.70, 202,181,432.55 and 54,066,520.90 is: 81,099,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,787,621.70 : 202,181,432.55 = 54,066,520.90 : x
  2. Step 2: Convert to fraction form
    134,787,621.70/202,181,432.55 = 54,066,520.90/x
  3. Step 3: Cross multiply
    134,787,621.70x = 202,181,432.55 × 54,066,520.90
  4. Step 4: Simplify right side
    134,787,621.70x = 10,931,246,648,556,516
  5. Step 5: Solve for x
    x = 10,931,246,648,556,516/134,787,621.70
  6. Step 6: Final answer
    x = 81,099,781.35

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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.