Home / 239,337,842.40-358,270,436.90-156,160,493.52

Finding the Fourth Proportional to 239,337,842.40, 358,270,436.90 and 156,160,493.52

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Solution

The fourth proportional to 239,337,842.40, 358,270,436.90 and 156,160,493.52 is: 233,760,310.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,337,842.40 : 358,270,436.90 = 156,160,493.52 : x
  2. Step 2: Convert to fraction form
    239,337,842.40/358,270,436.90 = 156,160,493.52/x
  3. Step 3: Cross multiply
    239,337,842.40x = 358,270,436.90 × 156,160,493.52
  4. Step 4: Simplify right side
    239,337,842.40x = 55,947,688,239,930,016
  5. Step 5: Solve for x
    x = 55,947,688,239,930,016/239,337,842.40
  6. Step 6: Final answer
    x = 233,760,310.02

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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.