Home / 432,233,258.57-648,608,104.66-397,067,155.39

Finding the Fourth Proportional to 432,233,258.57, 648,608,104.66 and 397,067,155.39

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Solution

The fourth proportional to 432,233,258.57, 648,608,104.66 and 397,067,155.39 is: 595,837,941.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,233,258.57 : 648,608,104.66 = 397,067,155.39 : x
  2. Step 2: Convert to fraction form
    432,233,258.57/648,608,104.66 = 397,067,155.39/x
  3. Step 3: Cross multiply
    432,233,258.57x = 648,608,104.66 × 397,067,155.39
  4. Step 4: Simplify right side
    432,233,258.57x = 257,540,975,080,245,568
  5. Step 5: Solve for x
    x = 257,540,975,080,245,568/432,233,258.57
  6. Step 6: Final answer
    x = 595,837,941.61

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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.