Home / 63,969,847.40-95,954,771.10-42,428,772.20

Finding the Fourth Proportional to 63,969,847.40, 95,954,771.10 and 42,428,772.20

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Solution

The fourth proportional to 63,969,847.40, 95,954,771.10 and 42,428,772.20 is: 63,643,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969,847.40 : 95,954,771.10 = 42,428,772.20 : x
  2. Step 2: Convert to fraction form
    63,969,847.40/95,954,771.10 = 42,428,772.20/x
  3. Step 3: Cross multiply
    63,969,847.40x = 95,954,771.10 × 42,428,772.20
  4. Step 4: Simplify right side
    63,969,847.40x = 4,071,243,124,505,043.50
  5. Step 5: Solve for x
    x = 4,071,243,124,505,043.50/63,969,847.40
  6. Step 6: Final answer
    x = 63,643,158.30

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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.