Home / 103,948,332,023.90-155,653,963,872.49-71,741,556,005.62

Finding the Fourth Proportional to 103,948,332,023.90, 155,653,963,872.49 and 71,741,556,005.62

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Solution

The fourth proportional to 103,948,332,023.90, 155,653,963,872.49 and 71,741,556,005.62 is: 107,427,000,984.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,948,332,023.90 : 155,653,963,872.49 = 71,741,556,005.62 : x
  2. Step 2: Convert to fraction form
    103,948,332,023.90/155,653,963,872.49 = 71,741,556,005.62/x
  3. Step 3: Cross multiply
    103,948,332,023.90x = 155,653,963,872.49 × 71,741,556,005.62
  4. Step 4: Simplify right side
    103,948,332,023.90x = 11,166,857,566,654,992,220,160
  5. Step 5: Solve for x
    x = 11,166,857,566,654,992,220,160/103,948,332,023.90
  6. Step 6: Final answer
    x = 107,427,000,984.37

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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.