Home / 47,930,164,991.40-71,895,247,487.10-20,001,452,406.60

Finding the Fourth Proportional to 47,930,164,991.40, 71,895,247,487.10 and 20,001,452,406.60

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Solution

The fourth proportional to 47,930,164,991.40, 71,895,247,487.10 and 20,001,452,406.60 is: 30,002,178,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,930,164,991.40 : 71,895,247,487.10 = 20,001,452,406.60 : x
  2. Step 2: Convert to fraction form
    47,930,164,991.40/71,895,247,487.10 = 20,001,452,406.60/x
  3. Step 3: Cross multiply
    47,930,164,991.40x = 71,895,247,487.10 × 20,001,452,406.60
  4. Step 4: Simplify right side
    47,930,164,991.40x = 1,438,009,370,873,959,022,592
  5. Step 5: Solve for x
    x = 1,438,009,370,873,959,022,592/47,930,164,991.40
  6. Step 6: Final answer
    x = 30,002,178,609.90

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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.