Home / 243,876,821.24-336,550,491.18-144,777,443

Finding the Fourth Proportional to 243,876,821.24, 336,550,491.18 and 144,777,443

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Solution

The fourth proportional to 243,876,821.24, 336,550,491.18 and 144,777,443 is: 199,793,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,876,821.24 : 336,550,491.18 = 144,777,443 : x
  2. Step 2: Convert to fraction form
    243,876,821.24/336,550,491.18 = 144,777,443/x
  3. Step 3: Cross multiply
    243,876,821.24x = 336,550,491.18 × 144,777,443
  4. Step 4: Simplify right side
    243,876,821.24x = 48,724,919,553,434,456
  5. Step 5: Solve for x
    x = 48,724,919,553,434,456/243,876,821.24
  6. Step 6: Final answer
    x = 199,793,155.03

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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.