Home / 144,224,042.27-199,029,253.14-78,144,592.48

Finding the Fourth Proportional to 144,224,042.27, 199,029,253.14 and 78,144,592.48

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Solution

The fourth proportional to 144,224,042.27, 199,029,253.14 and 78,144,592.48 is: 107,839,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,224,042.27 : 199,029,253.14 = 78,144,592.48 : x
  2. Step 2: Convert to fraction form
    144,224,042.27/199,029,253.14 = 78,144,592.48/x
  3. Step 3: Cross multiply
    144,224,042.27x = 199,029,253.14 × 78,144,592.48
  4. Step 4: Simplify right side
    144,224,042.27x = 15,553,059,877,726,488
  5. Step 5: Solve for x
    x = 15,553,059,877,726,488/144,224,042.27
  6. Step 6: Final answer
    x = 107,839,578.16

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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.