Home / 168,501,610.80-252,752,416.20-141,291,831.60

Finding the Fourth Proportional to 168,501,610.80, 252,752,416.20 and 141,291,831.60

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Solution

The fourth proportional to 168,501,610.80, 252,752,416.20 and 141,291,831.60 is: 211,937,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,501,610.80 : 252,752,416.20 = 141,291,831.60 : x
  2. Step 2: Convert to fraction form
    168,501,610.80/252,752,416.20 = 141,291,831.60/x
  3. Step 3: Cross multiply
    168,501,610.80x = 252,752,416.20 × 141,291,831.60
  4. Step 4: Simplify right side
    168,501,610.80x = 35,711,851,826,223,508
  5. Step 5: Solve for x
    x = 35,711,851,826,223,508/168,501,610.80
  6. Step 6: Final answer
    x = 211,937,747.40

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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.