Home / 47,930,169,021.40-71,895,253,532.10-20,001,456,436.60

Finding the Fourth Proportional to 47,930,169,021.40, 71,895,253,532.10 and 20,001,456,436.60

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Solution

The fourth proportional to 47,930,169,021.40, 71,895,253,532.10 and 20,001,456,436.60 is: 30,002,184,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930,169,021.40 : 71,895,253,532.10 = 20,001,456,436.60 : x
  2. Step 2: Convert to fraction form
    47,930,169,021.40/71,895,253,532.10 = 20,001,456,436.60/x
  3. Step 3: Cross multiply
    47,930,169,021.40x = 71,895,253,532.10 × 20,001,456,436.60
  4. Step 4: Simplify right side
    47,930,169,021.40x = 1,438,009,781,520,610,361,344
  5. Step 5: Solve for x
    x = 1,438,009,781,520,610,361,344/47,930,169,021.40
  6. Step 6: Final answer
    x = 30,002,184,654.90

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1.5x scale

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.