Home / 66,764,267.70-100,146,401.55-62,087,586.90

Finding the Fourth Proportional to 66,764,267.70, 100,146,401.55 and 62,087,586.90

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Solution

The fourth proportional to 66,764,267.70, 100,146,401.55 and 62,087,586.90 is: 93,131,380.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,764,267.70 : 100,146,401.55 = 62,087,586.90 : x
  2. Step 2: Convert to fraction form
    66,764,267.70/100,146,401.55 = 62,087,586.90/x
  3. Step 3: Cross multiply
    66,764,267.70x = 100,146,401.55 × 62,087,586.90
  4. Step 4: Simplify right side
    66,764,267.70x = 6,217,848,408,957,919
  5. Step 5: Solve for x
    x = 6,217,848,408,957,919/66,764,267.70
  6. Step 6: Final answer
    x = 93,131,380.35

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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.