Home / 338,062,253.88-466,963,534.31-279,561,228.60

Finding the Fourth Proportional to 338,062,253.88, 466,963,534.31 and 279,561,228.60

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Solution

The fourth proportional to 338,062,253.88, 466,963,534.31 and 279,561,228.60 is: 386,156,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,062,253.88 : 466,963,534.31 = 279,561,228.60 : x
  2. Step 2: Convert to fraction form
    338,062,253.88/466,963,534.31 = 279,561,228.60/x
  3. Step 3: Cross multiply
    338,062,253.88x = 466,963,534.31 × 279,561,228.60
  4. Step 4: Simplify right side
    338,062,253.88x = 130,544,899,363,101,872
  5. Step 5: Solve for x
    x = 130,544,899,363,101,872/338,062,253.88
  6. Step 6: Final answer
    x = 386,156,389.44

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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.