Home / 193,428,003.30-290,142,004.95-132,206,000.10

Finding the Fourth Proportional to 193,428,003.30, 290,142,004.95 and 132,206,000.10

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Solution

The fourth proportional to 193,428,003.30, 290,142,004.95 and 132,206,000.10 is: 198,309,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,428,003.30 : 290,142,004.95 = 132,206,000.10 : x
  2. Step 2: Convert to fraction form
    193,428,003.30/290,142,004.95 = 132,206,000.10/x
  3. Step 3: Cross multiply
    193,428,003.30x = 290,142,004.95 × 132,206,000.10
  4. Step 4: Simplify right side
    193,428,003.30x = 38,358,513,935,433,896
  5. Step 5: Solve for x
    x = 38,358,513,935,433,896/193,428,003.30
  6. Step 6: Final answer
    x = 198,309,000.15

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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.