Home / 261,648,571.88-361,058,760.10-144,167,327.76

Finding the Fourth Proportional to 261,648,571.88, 361,058,760.10 and 144,167,327.76

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Solution

The fourth proportional to 261,648,571.88, 361,058,760.10 and 144,167,327.76 is: 198,941,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,648,571.88 : 361,058,760.10 = 144,167,327.76 : x
  2. Step 2: Convert to fraction form
    261,648,571.88/361,058,760.10 = 144,167,327.76/x
  3. Step 3: Cross multiply
    261,648,571.88x = 361,058,760.10 × 144,167,327.76
  4. Step 4: Simplify right side
    261,648,571.88x = 52,052,876,607,955,912
  5. Step 5: Solve for x
    x = 52,052,876,607,955,912/261,648,571.88
  6. Step 6: Final answer
    x = 198,941,948.10

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1.5x scale

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.