Home / 71,666,408.80-107,499,613.20-44,456,629.60

Finding the Fourth Proportional to 71,666,408.80, 107,499,613.20 and 44,456,629.60

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Solution

The fourth proportional to 71,666,408.80, 107,499,613.20 and 44,456,629.60 is: 66,684,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,666,408.80 : 107,499,613.20 = 44,456,629.60 : x
  2. Step 2: Convert to fraction form
    71,666,408.80/107,499,613.20 = 44,456,629.60/x
  3. Step 3: Cross multiply
    71,666,408.80x = 107,499,613.20 × 44,456,629.60
  4. Step 4: Simplify right side
    71,666,408.80x = 4,779,070,486,175,671
  5. Step 5: Solve for x
    x = 4,779,070,486,175,671/71,666,408.80
  6. Step 6: Final answer
    x = 66,684,944.40

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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.