Home / 261,673,219.58-361,111,431.22-144,202,764.65

Finding the Fourth Proportional to 261,673,219.58, 361,111,431.22 and 144,202,764.65

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Solution

The fourth proportional to 261,673,219.58, 361,111,431.22 and 144,202,764.65 is: 199,001,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,673,219.58 : 361,111,431.22 = 144,202,764.65 : x
  2. Step 2: Convert to fraction form
    261,673,219.58/361,111,431.22 = 144,202,764.65/x
  3. Step 3: Cross multiply
    261,673,219.58x = 361,111,431.22 × 144,202,764.65
  4. Step 4: Simplify right side
    261,673,219.58x = 52,073,266,726,476,256
  5. Step 5: Solve for x
    x = 52,073,266,726,476,256/261,673,219.58
  6. Step 6: Final answer
    x = 199,001,131.30

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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.