Home / 220,472,281.62-330,756,248.88-67,114,352.25

Finding the Fourth Proportional to 220,472,281.62, 330,756,248.88 and 67,114,352.25

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Solution

The fourth proportional to 220,472,281.62, 330,756,248.88 and 67,114,352.25 is: 100,686,087.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,472,281.62 : 330,756,248.88 = 67,114,352.25 : x
  2. Step 2: Convert to fraction form
    220,472,281.62/330,756,248.88 = 67,114,352.25/x
  3. Step 3: Cross multiply
    220,472,281.62x = 330,756,248.88 × 67,114,352.25
  4. Step 4: Simplify right side
    220,472,281.62x = 22,198,491,396,220,988
  5. Step 5: Solve for x
    x = 22,198,491,396,220,988/220,472,281.62
  6. Step 6: Final answer
    x = 100,686,087.31

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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.