Home / 81,569,479-112,568,851.29-44,397,963.94

Finding the Fourth Proportional to 81,569,479, 112,568,851.29 and 44,397,963.94

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Solution

The fourth proportional to 81,569,479, 112,568,851.29 and 44,397,963.94 is: 61,270,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,569,479 : 112,568,851.29 = 44,397,963.94 : x
  2. Step 2: Convert to fraction form
    81,569,479/112,568,851.29 = 44,397,963.94/x
  3. Step 3: Cross multiply
    81,569,479x = 112,568,851.29 × 44,397,963.94
  4. Step 4: Simplify right side
    81,569,479x = 4,997,827,800,340,643
  5. Step 5: Solve for x
    x = 4,997,827,800,340,643/81,569,479
  6. Step 6: Final answer
    x = 61,270,806.94

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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.