Home / 40,440,076.80-60,660,115.20-40,188,134.40

Finding the Fourth Proportional to 40,440,076.80, 60,660,115.20 and 40,188,134.40

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Solution

The fourth proportional to 40,440,076.80, 60,660,115.20 and 40,188,134.40 is: 60,282,201.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440,076.80 : 60,660,115.20 = 40,188,134.40 : x
  2. Step 2: Convert to fraction form
    40,440,076.80/60,660,115.20 = 40,188,134.40/x
  3. Step 3: Cross multiply
    40,440,076.80x = 60,660,115.20 × 40,188,134.40
  4. Step 4: Simplify right side
    40,440,076.80x = 2,437,816,862,377,083
  5. Step 5: Solve for x
    x = 2,437,816,862,377,083/40,440,076.80
  6. Step 6: Final answer
    x = 60,282,201.60

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1.5x scale

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.