Home / 63,969,829.40-95,954,744.10-42,428,754.20

Finding the Fourth Proportional to 63,969,829.40, 95,954,744.10 and 42,428,754.20

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Solution

The fourth proportional to 63,969,829.40, 95,954,744.10 and 42,428,754.20 is: 63,643,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,969,829.40 : 95,954,744.10 = 42,428,754.20 : x
  2. Step 2: Convert to fraction form
    63,969,829.40/95,954,744.10 = 42,428,754.20/x
  3. Step 3: Cross multiply
    63,969,829.40x = 95,954,744.10 × 42,428,754.20
  4. Step 4: Simplify right side
    63,969,829.40x = 4,071,240,251,742,800.50
  5. Step 5: Solve for x
    x = 4,071,240,251,742,800.50/63,969,829.40
  6. Step 6: Final answer
    x = 63,643,131.30

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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.