Home / 236,202,406.80-354,303,610.20-74,644,342.80

Finding the Fourth Proportional to 236,202,406.80, 354,303,610.20 and 74,644,342.80

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Solution

The fourth proportional to 236,202,406.80, 354,303,610.20 and 74,644,342.80 is: 111,966,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,202,406.80 : 354,303,610.20 = 74,644,342.80 : x
  2. Step 2: Convert to fraction form
    236,202,406.80/354,303,610.20 = 74,644,342.80/x
  3. Step 3: Cross multiply
    236,202,406.80x = 354,303,610.20 × 74,644,342.80
  4. Step 4: Simplify right side
    236,202,406.80x = 26,446,760,135,046,376
  5. Step 5: Solve for x
    x = 26,446,760,135,046,376/236,202,406.80
  6. Step 6: Final answer
    x = 111,966,514.20

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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.