Home / 68,220,243.45-102,334,793.85-35,935,202.70

Finding the Fourth Proportional to 68,220,243.45, 102,334,793.85 and 35,935,202.70

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Solution

The fourth proportional to 68,220,243.45, 102,334,793.85 and 35,935,202.70 is: 53,905,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,220,243.45 : 102,334,793.85 = 35,935,202.70 : x
  2. Step 2: Convert to fraction form
    68,220,243.45/102,334,793.85 = 35,935,202.70/x
  3. Step 3: Cross multiply
    68,220,243.45x = 102,334,793.85 × 35,935,202.70
  4. Step 4: Simplify right side
    68,220,243.45x = 3,677,421,560,262,463.50
  5. Step 5: Solve for x
    x = 3,677,421,560,262,463.50/68,220,243.45
  6. Step 6: Final answer
    x = 53,905,136.87

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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.