Home / 66,745,593.70-100,118,390.55-62,068,912.90

Finding the Fourth Proportional to 66,745,593.70, 100,118,390.55 and 62,068,912.90

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Solution

The fourth proportional to 66,745,593.70, 100,118,390.55 and 62,068,912.90 is: 93,103,369.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,745,593.70 : 100,118,390.55 = 62,068,912.90 : x
  2. Step 2: Convert to fraction form
    66,745,593.70/100,118,390.55 = 62,068,912.90/x
  3. Step 3: Cross multiply
    66,745,593.70x = 100,118,390.55 × 62,068,912.90
  4. Step 4: Simplify right side
    66,745,593.70x = 6,214,239,662,736,133
  5. Step 5: Solve for x
    x = 6,214,239,662,736,133/66,745,593.70
  6. Step 6: Final answer
    x = 93,103,369.35

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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.