Home / 81,651,613.27-112,679,029.04-44,482,198.98

Finding the Fourth Proportional to 81,651,613.27, 112,679,029.04 and 44,482,198.98

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Solution

The fourth proportional to 81,651,613.27, 112,679,029.04 and 44,482,198.98 is: 61,385,327.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,651,613.27 : 112,679,029.04 = 44,482,198.98 : x
  2. Step 2: Convert to fraction form
    81,651,613.27/112,679,029.04 = 44,482,198.98/x
  3. Step 3: Cross multiply
    81,651,613.27x = 112,679,029.04 × 44,482,198.98
  4. Step 4: Simplify right side
    81,651,613.27x = 5,012,210,990,630,478
  5. Step 5: Solve for x
    x = 5,012,210,990,630,478/81,651,613.27
  6. Step 6: Final answer
    x = 61,385,327.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.