Home / 68,318,930.52-102,480,353.12-26,818,079.56

Finding the Fourth Proportional to 68,318,930.52, 102,480,353.12 and 26,818,079.56

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Solution

The fourth proportional to 68,318,930.52, 102,480,353.12 and 26,818,079.56 is: 40,227,887.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,318,930.52 : 102,480,353.12 = 26,818,079.56 : x
  2. Step 2: Convert to fraction form
    68,318,930.52/102,480,353.12 = 26,818,079.56/x
  3. Step 3: Cross multiply
    68,318,930.52x = 102,480,353.12 × 26,818,079.56
  4. Step 4: Simplify right side
    68,318,930.52x = 2,748,326,263,309,054
  5. Step 5: Solve for x
    x = 2,748,326,263,309,054/68,318,930.52
  6. Step 6: Final answer
    x = 40,227,887.68

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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.