Home / 163,211,309.20-244,816,963.80-42,042,761.20

Finding the Fourth Proportional to 163,211,309.20, 244,816,963.80 and 42,042,761.20

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Solution

The fourth proportional to 163,211,309.20, 244,816,963.80 and 42,042,761.20 is: 63,064,141.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,309.20 : 244,816,963.80 = 42,042,761.20 : x
  2. Step 2: Convert to fraction form
    163,211,309.20/244,816,963.80 = 42,042,761.20/x
  3. Step 3: Cross multiply
    163,211,309.20x = 244,816,963.80 × 42,042,761.20
  4. Step 4: Simplify right side
    163,211,309.20x = 10,292,781,146,752,446
  5. Step 5: Solve for x
    x = 10,292,781,146,752,446/163,211,309.20
  6. Step 6: Final answer
    x = 63,064,141.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.