Home / 66,443,391.90-99,665,087.85-48,527,487.90

Finding the Fourth Proportional to 66,443,391.90, 99,665,087.85 and 48,527,487.90

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Solution

The fourth proportional to 66,443,391.90, 99,665,087.85 and 48,527,487.90 is: 72,791,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,443,391.90 : 99,665,087.85 = 48,527,487.90 : x
  2. Step 2: Convert to fraction form
    66,443,391.90/99,665,087.85 = 48,527,487.90/x
  3. Step 3: Cross multiply
    66,443,391.90x = 99,665,087.85 × 48,527,487.90
  4. Step 4: Simplify right side
    66,443,391.90x = 4,836,496,344,693,312
  5. Step 5: Solve for x
    x = 4,836,496,344,693,312/66,443,391.90
  6. Step 6: Final answer
    x = 72,791,231.85

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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.