Home / 154,556,711.20-231,636,001.20-118,476,071.20

Finding the Fourth Proportional to 154,556,711.20, 231,636,001.20 and 118,476,071.20

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Solution

The fourth proportional to 154,556,711.20, 231,636,001.20 and 118,476,071.20 is: 177,561,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,556,711.20 : 231,636,001.20 = 118,476,071.20 : x
  2. Step 2: Convert to fraction form
    154,556,711.20/231,636,001.20 = 118,476,071.20/x
  3. Step 3: Cross multiply
    154,556,711.20x = 231,636,001.20 × 118,476,071.20
  4. Step 4: Simplify right side
    154,556,711.20x = 27,443,323,370,654,484
  5. Step 5: Solve for x
    x = 27,443,323,370,654,484/154,556,711.20
  6. Step 6: Final answer
    x = 177,561,512.26

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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.