Home / 193,398,344.80-290,097,517.20-132,176,341.60

Finding the Fourth Proportional to 193,398,344.80, 290,097,517.20 and 132,176,341.60

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Solution

The fourth proportional to 193,398,344.80, 290,097,517.20 and 132,176,341.60 is: 198,264,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,398,344.80 : 290,097,517.20 = 132,176,341.60 : x
  2. Step 2: Convert to fraction form
    193,398,344.80/290,097,517.20 = 132,176,341.60/x
  3. Step 3: Cross multiply
    193,398,344.80x = 290,097,517.20 × 132,176,341.60
  4. Step 4: Simplify right side
    193,398,344.80x = 38,344,028,530,739,072
  5. Step 5: Solve for x
    x = 38,344,028,530,739,072/193,398,344.80
  6. Step 6: Final answer
    x = 198,264,512.40

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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.