Home / 220,396,463.93-330,642,525.60-67,038,534.56

Finding the Fourth Proportional to 220,396,463.93, 330,642,525.60 and 67,038,534.56

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Solution

The fourth proportional to 220,396,463.93, 330,642,525.60 and 67,038,534.56 is: 100,572,350.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,396,463.93 : 330,642,525.60 = 67,038,534.56 : x
  2. Step 2: Convert to fraction form
    220,396,463.93/330,642,525.60 = 67,038,534.56/x
  3. Step 3: Cross multiply
    220,396,463.93x = 330,642,525.60 × 67,038,534.56
  4. Step 4: Simplify right side
    220,396,463.93x = 22,165,790,380,267,892
  5. Step 5: Solve for x
    x = 22,165,790,380,267,892/220,396,463.93
  6. Step 6: Final answer
    x = 100,572,350.32

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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.