Home / 15,062,287,086.23-20,785,332,000.29-8,195,712,066.62

Finding the Fourth Proportional to 15,062,287,086.23, 20,785,332,000.29 and 8,195,712,066.62

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Solution

The fourth proportional to 15,062,287,086.23, 20,785,332,000.29 and 8,195,712,066.62 is: 11,309,743,022.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062,287,086.23 : 20,785,332,000.29 = 8,195,712,066.62 : x
  2. Step 2: Convert to fraction form
    15,062,287,086.23/20,785,332,000.29 = 8,195,712,066.62/x
  3. Step 3: Cross multiply
    15,062,287,086.23x = 20,785,332,000.29 × 8,195,712,066.62
  4. Step 4: Simplify right side
    15,062,287,086.23x = 170,350,596,283,462,844,416
  5. Step 5: Solve for x
    x = 170,350,596,283,462,844,416/15,062,287,086.23
  6. Step 6: Final answer
    x = 11,309,743,022.97

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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.