Home / 213,729,340.18-294,794,440.51-196,145,026.60

Finding the Fourth Proportional to 213,729,340.18, 294,794,440.51 and 196,145,026.60

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Solution

The fourth proportional to 213,729,340.18, 294,794,440.51 and 196,145,026.60 is: 270,540,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,729,340.18 : 294,794,440.51 = 196,145,026.60 : x
  2. Step 2: Convert to fraction form
    213,729,340.18/294,794,440.51 = 196,145,026.60/x
  3. Step 3: Cross multiply
    213,729,340.18x = 294,794,440.51 × 196,145,026.60
  4. Step 4: Simplify right side
    213,729,340.18x = 57,822,463,374,138,720
  5. Step 5: Solve for x
    x = 57,822,463,374,138,720/213,729,340.18
  6. Step 6: Final answer
    x = 270,540,597.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.