Home / 281,718,002.70-422,577,004.05-200,088,665.10

Finding the Fourth Proportional to 281,718,002.70, 422,577,004.05 and 200,088,665.10

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Solution

The fourth proportional to 281,718,002.70, 422,577,004.05 and 200,088,665.10 is: 300,132,997.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,718,002.70 : 422,577,004.05 = 200,088,665.10 : x
  2. Step 2: Convert to fraction form
    281,718,002.70/422,577,004.05 = 200,088,665.10/x
  3. Step 3: Cross multiply
    281,718,002.70x = 422,577,004.05 × 200,088,665.10
  4. Step 4: Simplify right side
    281,718,002.70x = 84,552,868,642,321,792
  5. Step 5: Solve for x
    x = 84,552,868,642,321,792/281,718,002.70
  6. Step 6: Final answer
    x = 300,132,997.65

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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.