Home / 133,177,847.40-199,766,771.10-47,013,546.60

Finding the Fourth Proportional to 133,177,847.40, 199,766,771.10 and 47,013,546.60

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Solution

The fourth proportional to 133,177,847.40, 199,766,771.10 and 47,013,546.60 is: 70,520,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,177,847.40 : 199,766,771.10 = 47,013,546.60 : x
  2. Step 2: Convert to fraction form
    133,177,847.40/199,766,771.10 = 47,013,546.60/x
  3. Step 3: Cross multiply
    133,177,847.40x = 199,766,771.10 × 47,013,546.60
  4. Step 4: Simplify right side
    133,177,847.40x = 9,391,744,402,241,384
  5. Step 5: Solve for x
    x = 9,391,744,402,241,384/133,177,847.40
  6. Step 6: Final answer
    x = 70,520,319.90

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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.