Home / 268,227,979.20-402,023,104.20-240,805,623.60

Finding the Fourth Proportional to 268,227,979.20, 402,023,104.20 and 240,805,623.60

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Solution

The fourth proportional to 268,227,979.20, 402,023,104.20 and 240,805,623.60 is: 360,922,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,227,979.20 : 402,023,104.20 = 240,805,623.60 : x
  2. Step 2: Convert to fraction form
    268,227,979.20/402,023,104.20 = 240,805,623.60/x
  3. Step 3: Cross multiply
    268,227,979.20x = 402,023,104.20 × 240,805,623.60
  4. Step 4: Simplify right side
    268,227,979.20x = 96,809,424,308,488,768
  5. Step 5: Solve for x
    x = 96,809,424,308,488,768/268,227,979.20
  6. Step 6: Final answer
    x = 360,922,170.00

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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.