Home / 261,642,486.06-361,082,714.67-144,167,785.56

Finding the Fourth Proportional to 261,642,486.06, 361,082,714.67 and 144,167,785.56

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Solution

The fourth proportional to 261,642,486.06, 361,082,714.67 and 144,167,785.56 is: 198,960,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,642,486.06 : 361,082,714.67 = 144,167,785.56 : x
  2. Step 2: Convert to fraction form
    261,642,486.06/361,082,714.67 = 144,167,785.56/x
  3. Step 3: Cross multiply
    261,642,486.06x = 361,082,714.67 × 144,167,785.56
  4. Step 4: Simplify right side
    261,642,486.06x = 52,056,495,377,967,232
  5. Step 5: Solve for x
    x = 52,056,495,377,967,232/261,642,486.06
  6. Step 6: Final answer
    x = 198,960,406.48

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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.