Home / 168,619,237.86-232,623,294.79-112,882,615.73

Finding the Fourth Proportional to 168,619,237.86, 232,623,294.79 and 112,882,615.73

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Solution

The fourth proportional to 168,619,237.86, 232,623,294.79 and 112,882,615.73 is: 155,730,308.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,619,237.86 : 232,623,294.79 = 112,882,615.73 : x
  2. Step 2: Convert to fraction form
    168,619,237.86/232,623,294.79 = 112,882,615.73/x
  3. Step 3: Cross multiply
    168,619,237.86x = 232,623,294.79 × 112,882,615.73
  4. Step 4: Simplify right side
    168,619,237.86x = 26,259,125,995,626,080
  5. Step 5: Solve for x
    x = 26,259,125,995,626,080/168,619,237.86
  6. Step 6: Final answer
    x = 155,730,308.88

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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.