Home / 408,260,048.20-612,390,072.30-236,073,164.20

Finding the Fourth Proportional to 408,260,048.20, 612,390,072.30 and 236,073,164.20

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Solution

The fourth proportional to 408,260,048.20, 612,390,072.30 and 236,073,164.20 is: 354,109,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,260,048.20 : 612,390,072.30 = 236,073,164.20 : x
  2. Step 2: Convert to fraction form
    408,260,048.20/612,390,072.30 = 236,073,164.20/x
  3. Step 3: Cross multiply
    408,260,048.20x = 612,390,072.30 × 236,073,164.20
  4. Step 4: Simplify right side
    408,260,048.20x = 144,568,862,092,527,744
  5. Step 5: Solve for x
    x = 144,568,862,092,527,744/408,260,048.20
  6. Step 6: Final answer
    x = 354,109,746.30

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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.