Home / 265,732,054.80-398,598,082.20-196,857,301.20

Finding the Fourth Proportional to 265,732,054.80, 398,598,082.20 and 196,857,301.20

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Solution

The fourth proportional to 265,732,054.80, 398,598,082.20 and 196,857,301.20 is: 295,285,951.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,732,054.80 : 398,598,082.20 = 196,857,301.20 : x
  2. Step 2: Convert to fraction form
    265,732,054.80/398,598,082.20 = 196,857,301.20/x
  3. Step 3: Cross multiply
    265,732,054.80x = 398,598,082.20 × 196,857,301.20
  4. Step 4: Simplify right side
    265,732,054.80x = 78,466,942,725,387,744
  5. Step 5: Solve for x
    x = 78,466,942,725,387,744/265,732,054.80
  6. Step 6: Final answer
    x = 295,285,951.80

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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.