Home / 68,173,807.60-102,318,772.20-27,813,257.20

Finding the Fourth Proportional to 68,173,807.60, 102,318,772.20 and 27,813,257.20

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Solution

The fourth proportional to 68,173,807.60, 102,318,772.20 and 27,813,257.20 is: 41,743,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,173,807.60 : 102,318,772.20 = 27,813,257.20 : x
  2. Step 2: Convert to fraction form
    68,173,807.60/102,318,772.20 = 27,813,257.20/x
  3. Step 3: Cross multiply
    68,173,807.60x = 102,318,772.20 × 27,813,257.20
  4. Step 4: Simplify right side
    68,173,807.60x = 2,845,818,327,586,810
  5. Step 5: Solve for x
    x = 2,845,818,327,586,810/68,173,807.60
  6. Step 6: Final answer
    x = 41,743,573.20

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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.