Home / 261,648,571.39-361,058,759.41-144,167,327.26

Finding the Fourth Proportional to 261,648,571.39, 361,058,759.41 and 144,167,327.26

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Solution

The fourth proportional to 261,648,571.39, 361,058,759.41 and 144,167,327.26 is: 198,941,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,648,571.39 : 361,058,759.41 = 144,167,327.26 : x
  2. Step 2: Convert to fraction form
    261,648,571.39/361,058,759.41 = 144,167,327.26/x
  3. Step 3: Cross multiply
    261,648,571.39x = 361,058,759.41 × 144,167,327.26
  4. Step 4: Simplify right side
    261,648,571.39x = 52,052,876,327,951,072
  5. Step 5: Solve for x
    x = 52,052,876,327,951,072/261,648,571.39
  6. Step 6: Final answer
    x = 198,941,947.40

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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.