Home / 439,491,915.24-658,375,948.20-254,871,528

Finding the Fourth Proportional to 439,491,915.24, 658,375,948.20 and 254,871,528

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Solution

The fourth proportional to 439,491,915.24, 658,375,948.20 and 254,871,528 is: 381,807,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,491,915.24 : 658,375,948.20 = 254,871,528 : x
  2. Step 2: Convert to fraction form
    439,491,915.24/658,375,948.20 = 254,871,528/x
  3. Step 3: Cross multiply
    439,491,915.24x = 658,375,948.20 × 254,871,528
  4. Step 4: Simplify right side
    439,491,915.24x = 167,801,283,916,182,848
  5. Step 5: Solve for x
    x = 167,801,283,916,182,848/439,491,915.24
  6. Step 6: Final answer
    x = 381,807,441.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.