Home / 337,069,078.40-505,981,531.20-260,730,531.20

Finding the Fourth Proportional to 337,069,078.40, 505,981,531.20 and 260,730,531.20

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Solution

The fourth proportional to 337,069,078.40, 505,981,531.20 and 260,730,531.20 is: 391,388,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,069,078.40 : 505,981,531.20 = 260,730,531.20 : x
  2. Step 2: Convert to fraction form
    337,069,078.40/505,981,531.20 = 260,730,531.20/x
  3. Step 3: Cross multiply
    337,069,078.40x = 505,981,531.20 × 260,730,531.20
  4. Step 4: Simplify right side
    337,069,078.40x = 131,924,833,407,165,360
  5. Step 5: Solve for x
    x = 131,924,833,407,165,360/337,069,078.40
  6. Step 6: Final answer
    x = 391,388,121.49

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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.