Home / 68,795,584.20-103,193,376.30-55,881,567.90

Finding the Fourth Proportional to 68,795,584.20, 103,193,376.30 and 55,881,567.90

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Solution

The fourth proportional to 68,795,584.20, 103,193,376.30 and 55,881,567.90 is: 83,822,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,795,584.20 : 103,193,376.30 = 55,881,567.90 : x
  2. Step 2: Convert to fraction form
    68,795,584.20/103,193,376.30 = 55,881,567.90/x
  3. Step 3: Cross multiply
    68,795,584.20x = 103,193,376.30 × 55,881,567.90
  4. Step 4: Simplify right side
    68,795,584.20x = 5,766,607,664,538,700
  5. Step 5: Solve for x
    x = 5,766,607,664,538,700/68,795,584.20
  6. Step 6: Final answer
    x = 83,822,351.85

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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.