Home / 82,693,221.75-124,116,482.31-41,781,414.90

Finding the Fourth Proportional to 82,693,221.75, 124,116,482.31 and 41,781,414.90

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Solution

The fourth proportional to 82,693,221.75, 124,116,482.31 and 41,781,414.90 is: 62,710,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,693,221.75 : 124,116,482.31 = 41,781,414.90 : x
  2. Step 2: Convert to fraction form
    82,693,221.75/124,116,482.31 = 41,781,414.90/x
  3. Step 3: Cross multiply
    82,693,221.75x = 124,116,482.31 × 41,781,414.90
  4. Step 4: Simplify right side
    82,693,221.75x = 5,185,762,243,322,620
  5. Step 5: Solve for x
    x = 5,185,762,243,322,620/82,693,221.75
  6. Step 6: Final answer
    x = 62,710,850.22

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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.