Home / 81,685,177.90-112,722,682.33-44,514,699.69

Finding the Fourth Proportional to 81,685,177.90, 112,722,682.33 and 44,514,699.69

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Solution

The fourth proportional to 81,685,177.90, 112,722,682.33 and 44,514,699.69 is: 61,428,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,685,177.90 : 112,722,682.33 = 44,514,699.69 : x
  2. Step 2: Convert to fraction form
    81,685,177.90/112,722,682.33 = 44,514,699.69/x
  3. Step 3: Cross multiply
    81,685,177.90x = 112,722,682.33 × 44,514,699.69
  4. Step 4: Simplify right side
    81,685,177.90x = 5,017,816,352,171,219
  5. Step 5: Solve for x
    x = 5,017,816,352,171,219/81,685,177.90
  6. Step 6: Final answer
    x = 61,428,725.27

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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.