Home / 527,825,045.40-792,115,481.70-221,337,115.80

Finding the Fourth Proportional to 527,825,045.40, 792,115,481.70 and 221,337,115.80

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Solution

The fourth proportional to 527,825,045.40, 792,115,481.70 and 221,337,115.80 is: 332,164,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,825,045.40 : 792,115,481.70 = 221,337,115.80 : x
  2. Step 2: Convert to fraction form
    527,825,045.40/792,115,481.70 = 221,337,115.80/x
  3. Step 3: Cross multiply
    527,825,045.40x = 792,115,481.70 × 221,337,115.80
  4. Step 4: Simplify right side
    527,825,045.40x = 175,324,556,100,005,696
  5. Step 5: Solve for x
    x = 175,324,556,100,005,696/527,825,045.40
  6. Step 6: Final answer
    x = 332,164,147.25

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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.