Home / 81,882,878.88-112,998,566.65-44,713,231.04

Finding the Fourth Proportional to 81,882,878.88, 112,998,566.65 and 44,713,231.04

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Solution

The fourth proportional to 81,882,878.88, 112,998,566.65 and 44,713,231.04 is: 61,704,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,882,878.88 : 112,998,566.65 = 44,713,231.04 : x
  2. Step 2: Convert to fraction form
    81,882,878.88/112,998,566.65 = 44,713,231.04/x
  3. Step 3: Cross multiply
    81,882,878.88x = 112,998,566.65 × 44,713,231.04
  4. Step 4: Simplify right side
    81,882,878.88x = 5,052,531,017,810,289
  5. Step 5: Solve for x
    x = 5,052,531,017,810,289/81,882,878.88
  6. Step 6: Final answer
    x = 61,704,364.66

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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.