Home / 358,926,517.40-495,320,753.30-200,166,663.30

Finding the Fourth Proportional to 358,926,517.40, 495,320,753.30 and 200,166,663.30

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Solution

The fourth proportional to 358,926,517.40, 495,320,753.30 and 200,166,663.30 is: 276,231,199.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,926,517.40 : 495,320,753.30 = 200,166,663.30 : x
  2. Step 2: Convert to fraction form
    358,926,517.40/495,320,753.30 = 200,166,663.30/x
  3. Step 3: Cross multiply
    358,926,517.40x = 495,320,753.30 × 200,166,663.30
  4. Step 4: Simplify right side
    358,926,517.40x = 99,146,702,449,814,960
  5. Step 5: Solve for x
    x = 99,146,702,449,814,960/358,926,517.40
  6. Step 6: Final answer
    x = 276,231,199.55

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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.