Home / 68,306,364.60-102,517,607.70-27,945,814.20

Finding the Fourth Proportional to 68,306,364.60, 102,517,607.70 and 27,945,814.20

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Solution

The fourth proportional to 68,306,364.60, 102,517,607.70 and 27,945,814.20 is: 41,942,475.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,306,364.60 : 102,517,607.70 = 27,945,814.20 : x
  2. Step 2: Convert to fraction form
    68,306,364.60/102,517,607.70 = 27,945,814.20/x
  3. Step 3: Cross multiply
    68,306,364.60x = 102,517,607.70 × 27,945,814.20
  4. Step 4: Simplify right side
    68,306,364.60x = 2,864,938,017,012,689.50
  5. Step 5: Solve for x
    x = 2,864,938,017,012,689.50/68,306,364.60
  6. Step 6: Final answer
    x = 41,942,475.40

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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.