Home / 243,876,818.24-336,550,487.04-144,777,440

Finding the Fourth Proportional to 243,876,818.24, 336,550,487.04 and 144,777,440

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Solution

The fourth proportional to 243,876,818.24, 336,550,487.04 and 144,777,440 is: 199,793,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,876,818.24 : 336,550,487.04 = 144,777,440 : x
  2. Step 2: Convert to fraction form
    243,876,818.24/336,550,487.04 = 144,777,440/x
  3. Step 3: Cross multiply
    243,876,818.24x = 336,550,487.04 × 144,777,440
  4. Step 4: Simplify right side
    243,876,818.24x = 48,724,917,944,404,384
  5. Step 5: Solve for x
    x = 48,724,917,944,404,384/243,876,818.24
  6. Step 6: Final answer
    x = 199,793,150.89

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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.