Home / 261,761,751.48-361,247,378.94-144,286,817.16

Finding the Fourth Proportional to 261,761,751.48, 361,247,378.94 and 144,286,817.16

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Solution

The fourth proportional to 261,761,751.48, 361,247,378.94 and 144,286,817.16 is: 199,124,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,761,751.48 : 361,247,378.94 = 144,286,817.16 : x
  2. Step 2: Convert to fraction form
    261,761,751.48/361,247,378.94 = 144,286,817.16/x
  3. Step 3: Cross multiply
    261,761,751.48x = 361,247,378.94 × 144,286,817.16
  4. Step 4: Simplify right side
    261,761,751.48x = 52,123,234,514,645,016
  5. Step 5: Solve for x
    x = 52,123,234,514,645,016/261,761,751.48
  6. Step 6: Final answer
    x = 199,124,716.35

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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.