Home / 787,268,131.26-1,180,934,470.53-270,054,262.86

Finding the Fourth Proportional to 787,268,131.26, 1,180,934,470.53 and 270,054,262.86

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Solution

The fourth proportional to 787,268,131.26, 1,180,934,470.53 and 270,054,262.86 is: 405,092,465.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,268,131.26 : 1,180,934,470.53 = 270,054,262.86 : x
  2. Step 2: Convert to fraction form
    787,268,131.26/1,180,934,470.53 = 270,054,262.86/x
  3. Step 3: Cross multiply
    787,268,131.26x = 1,180,934,470.53 × 270,054,262.86
  4. Step 4: Simplify right side
    787,268,131.26x = 318,916,387,924,943,552
  5. Step 5: Solve for x
    x = 318,916,387,924,943,552/787,268,131.26
  6. Step 6: Final answer
    x = 405,092,465.02

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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.