Home / 318,327,400.98-477,491,072.18-88,296,495.66

Finding the Fourth Proportional to 318,327,400.98, 477,491,072.18 and 88,296,495.66

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Solution

The fourth proportional to 318,327,400.98, 477,491,072.18 and 88,296,495.66 is: 132,444,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,327,400.98 : 477,491,072.18 = 88,296,495.66 : x
  2. Step 2: Convert to fraction form
    318,327,400.98/477,491,072.18 = 88,296,495.66/x
  3. Step 3: Cross multiply
    318,327,400.98x = 477,491,072.18 × 88,296,495.66
  4. Step 4: Simplify right side
    318,327,400.98x = 42,160,788,381,988,632
  5. Step 5: Solve for x
    x = 42,160,788,381,988,632/318,327,400.98
  6. Step 6: Final answer
    x = 132,444,735.36

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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.