Home / 261,648,568.88-361,058,755.96-144,167,324.75

Finding the Fourth Proportional to 261,648,568.88, 361,058,755.96 and 144,167,324.75

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Solution

The fourth proportional to 261,648,568.88, 361,058,755.96 and 144,167,324.75 is: 198,941,943.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,648,568.88 : 361,058,755.96 = 144,167,324.75 : x
  2. Step 2: Convert to fraction form
    261,648,568.88/361,058,755.96 = 144,167,324.75/x
  3. Step 3: Cross multiply
    261,648,568.88x = 361,058,755.96 × 144,167,324.75
  4. Step 4: Simplify right side
    261,648,568.88x = 52,052,874,925,579,376
  5. Step 5: Solve for x
    x = 52,052,874,925,579,376/261,648,568.88
  6. Step 6: Final answer
    x = 198,941,943.95

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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.