Home / 82,294,366.25-123,468,990.12-54,736,924.30

Finding the Fourth Proportional to 82,294,366.25, 123,468,990.12 and 54,736,924.30

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Solution

The fourth proportional to 82,294,366.25, 123,468,990.12 and 54,736,924.30 is: 82,123,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,294,366.25 : 123,468,990.12 = 54,736,924.30 : x
  2. Step 2: Convert to fraction form
    82,294,366.25/123,468,990.12 = 54,736,924.30/x
  3. Step 3: Cross multiply
    82,294,366.25x = 123,468,990.12 × 54,736,924.30
  4. Step 4: Simplify right side
    82,294,366.25x = 6,758,312,765,287,216
  5. Step 5: Solve for x
    x = 6,758,312,765,287,216/82,294,366.25
  6. Step 6: Final answer
    x = 82,123,638.26

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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.