Home / 188,479,434.80-282,719,152.20-131,083,806.80

Finding the Fourth Proportional to 188,479,434.80, 282,719,152.20 and 131,083,806.80

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Solution

The fourth proportional to 188,479,434.80, 282,719,152.20 and 131,083,806.80 is: 196,625,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,479,434.80 : 282,719,152.20 = 131,083,806.80 : x
  2. Step 2: Convert to fraction form
    188,479,434.80/282,719,152.20 = 131,083,806.80/x
  3. Step 3: Cross multiply
    188,479,434.80x = 282,719,152.20 × 131,083,806.80
  4. Step 4: Simplify right side
    188,479,434.80x = 37,059,902,725,644,592
  5. Step 5: Solve for x
    x = 37,059,902,725,644,592/188,479,434.80
  6. Step 6: Final answer
    x = 196,625,710.20

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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.