Home / 66,885,861.30-100,328,791.95-44,001,421.35

Finding the Fourth Proportional to 66,885,861.30, 100,328,791.95 and 44,001,421.35

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Solution

The fourth proportional to 66,885,861.30, 100,328,791.95 and 44,001,421.35 is: 66,002,132.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,885,861.30 : 100,328,791.95 = 44,001,421.35 : x
  2. Step 2: Convert to fraction form
    66,885,861.30/100,328,791.95 = 44,001,421.35/x
  3. Step 3: Cross multiply
    66,885,861.30x = 100,328,791.95 × 44,001,421.35
  4. Step 4: Simplify right side
    66,885,861.30x = 4,414,609,448,128,438.50
  5. Step 5: Solve for x
    x = 4,414,609,448,128,438.50/66,885,861.30
  6. Step 6: Final answer
    x = 66,002,132.03

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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.