Home / 261,491,412.34-360,874,469.46-144,016,711.44

Finding the Fourth Proportional to 261,491,412.34, 360,874,469.46 and 144,016,711.44

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Solution

The fourth proportional to 261,491,412.34, 360,874,469.46 and 144,016,711.44 is: 198,752,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,491,412.34 : 360,874,469.46 = 144,016,711.44 : x
  2. Step 2: Convert to fraction form
    261,491,412.34/360,874,469.46 = 144,016,711.44/x
  3. Step 3: Cross multiply
    261,491,412.34x = 360,874,469.46 × 144,016,711.44
  4. Step 4: Simplify right side
    261,491,412.34x = 51,971,954,335,502,416
  5. Step 5: Solve for x
    x = 51,971,954,335,502,416/261,491,412.34
  6. Step 6: Final answer
    x = 198,752,050.29

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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.