Home / 154,556,726.20-231,636,023.70-118,476,086.20

Finding the Fourth Proportional to 154,556,726.20, 231,636,023.70 and 118,476,086.20

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Solution

The fourth proportional to 154,556,726.20, 231,636,023.70 and 118,476,086.20 is: 177,561,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,556,726.20 : 231,636,023.70 = 118,476,086.20 : x
  2. Step 2: Convert to fraction form
    154,556,726.20/231,636,023.70 = 118,476,086.20/x
  3. Step 3: Cross multiply
    154,556,726.20x = 231,636,023.70 × 118,476,086.20
  4. Step 4: Simplify right side
    154,556,726.20x = 27,443,329,510,906,444
  5. Step 5: Solve for x
    x = 27,443,329,510,906,444/154,556,726.20
  6. Step 6: Final answer
    x = 177,561,534.76

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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.