Home / 68,040,205.40-102,060,308.10-22,601,999.90

Finding the Fourth Proportional to 68,040,205.40, 102,060,308.10 and 22,601,999.90

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Solution

The fourth proportional to 68,040,205.40, 102,060,308.10 and 22,601,999.90 is: 33,902,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,040,205.40 : 102,060,308.10 = 22,601,999.90 : x
  2. Step 2: Convert to fraction form
    68,040,205.40/102,060,308.10 = 22,601,999.90/x
  3. Step 3: Cross multiply
    68,040,205.40x = 102,060,308.10 × 22,601,999.90
  4. Step 4: Simplify right side
    68,040,205.40x = 2,306,767,073,470,169
  5. Step 5: Solve for x
    x = 2,306,767,073,470,169/68,040,205.40
  6. Step 6: Final answer
    x = 33,902,999.85

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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.