Home / 109,039,442.40-163,420,232.40-57,945,938.40

Finding the Fourth Proportional to 109,039,442.40, 163,420,232.40 and 57,945,938.40

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Solution

The fourth proportional to 109,039,442.40, 163,420,232.40 and 57,945,938.40 is: 86,845,076.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,039,442.40 : 163,420,232.40 = 57,945,938.40 : x
  2. Step 2: Convert to fraction form
    109,039,442.40/163,420,232.40 = 57,945,938.40/x
  3. Step 3: Cross multiply
    109,039,442.40x = 163,420,232.40 × 57,945,938.40
  4. Step 4: Simplify right side
    109,039,442.40x = 9,469,538,719,964,084
  5. Step 5: Solve for x
    x = 9,469,538,719,964,084/109,039,442.40
  6. Step 6: Final answer
    x = 86,845,076.53

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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.