Home / 268,227,274.20-402,022,046.70-240,804,918.60

Finding the Fourth Proportional to 268,227,274.20, 402,022,046.70 and 240,804,918.60

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Solution

The fourth proportional to 268,227,274.20, 402,022,046.70 and 240,804,918.60 is: 360,921,112.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,227,274.20 : 402,022,046.70 = 240,804,918.60 : x
  2. Step 2: Convert to fraction form
    268,227,274.20/402,022,046.70 = 240,804,918.60/x
  3. Step 3: Cross multiply
    268,227,274.20x = 402,022,046.70 × 240,804,918.60
  4. Step 4: Simplify right side
    268,227,274.20x = 96,808,886,230,998,896
  5. Step 5: Solve for x
    x = 96,808,886,230,998,896/268,227,274.20
  6. Step 6: Final answer
    x = 360,921,112.59

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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.