Home / 399,169,600.80-598,754,401.20-227,176,922.40

Finding the Fourth Proportional to 399,169,600.80, 598,754,401.20 and 227,176,922.40

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Solution

The fourth proportional to 399,169,600.80, 598,754,401.20 and 227,176,922.40 is: 340,765,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,169,600.80 : 598,754,401.20 = 227,176,922.40 : x
  2. Step 2: Convert to fraction form
    399,169,600.80/598,754,401.20 = 227,176,922.40/x
  3. Step 3: Cross multiply
    399,169,600.80x = 598,754,401.20 × 227,176,922.40
  4. Step 4: Simplify right side
    399,169,600.80x = 136,023,182,138,070,880
  5. Step 5: Solve for x
    x = 136,023,182,138,070,880/399,169,600.80
  6. Step 6: Final answer
    x = 340,765,383.60

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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.