Home / 179,344,829.40-268,938,512.10-82,268,273.40

Finding the Fourth Proportional to 179,344,829.40, 268,938,512.10 and 82,268,273.40

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Solution

The fourth proportional to 179,344,829.40, 268,938,512.10 and 82,268,273.40 is: 123,366,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,344,829.40 : 268,938,512.10 = 82,268,273.40 : x
  2. Step 2: Convert to fraction form
    179,344,829.40/268,938,512.10 = 82,268,273.40/x
  3. Step 3: Cross multiply
    179,344,829.40x = 268,938,512.10 × 82,268,273.40
  4. Step 4: Simplify right side
    179,344,829.40x = 22,125,107,041,232,012
  5. Step 5: Solve for x
    x = 22,125,107,041,232,012/179,344,829.40
  6. Step 6: Final answer
    x = 123,366,294.50

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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.