Home / 108,864,010.80-163,296,016.20-92,424,769.20

Finding the Fourth Proportional to 108,864,010.80, 163,296,016.20 and 92,424,769.20

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Solution

The fourth proportional to 108,864,010.80, 163,296,016.20 and 92,424,769.20 is: 138,637,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,864,010.80 : 163,296,016.20 = 92,424,769.20 : x
  2. Step 2: Convert to fraction form
    108,864,010.80/163,296,016.20 = 92,424,769.20/x
  3. Step 3: Cross multiply
    108,864,010.80x = 163,296,016.20 × 92,424,769.20
  4. Step 4: Simplify right side
    108,864,010.80x = 15,092,596,608,564,460
  5. Step 5: Solve for x
    x = 15,092,596,608,564,460/108,864,010.80
  6. Step 6: Final answer
    x = 138,637,153.80

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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.