Home / 358,926,519.28-495,320,755.88-200,166,665.18

Finding the Fourth Proportional to 358,926,519.28, 495,320,755.88 and 200,166,665.18

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Solution

The fourth proportional to 358,926,519.28, 495,320,755.88 and 200,166,665.18 is: 276,231,202.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,926,519.28 : 495,320,755.88 = 200,166,665.18 : x
  2. Step 2: Convert to fraction form
    358,926,519.28/495,320,755.88 = 200,166,665.18/x
  3. Step 3: Cross multiply
    358,926,519.28x = 495,320,755.88 × 200,166,665.18
  4. Step 4: Simplify right side
    358,926,519.28x = 99,146,703,898,936,480
  5. Step 5: Solve for x
    x = 99,146,703,898,936,480/358,926,519.28
  6. Step 6: Final answer
    x = 276,231,202.14

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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.