Home / 133,058,628.80-199,793,229.60-72,592,452.80

Finding the Fourth Proportional to 133,058,628.80, 199,793,229.60 and 72,592,452.80

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Solution

The fourth proportional to 133,058,628.80, 199,793,229.60 and 72,592,452.80 is: 109,000,676.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,628.80 : 199,793,229.60 = 72,592,452.80 : x
  2. Step 2: Convert to fraction form
    133,058,628.80/199,793,229.60 = 72,592,452.80/x
  3. Step 3: Cross multiply
    133,058,628.80x = 199,793,229.60 × 72,592,452.80
  4. Step 4: Simplify right side
    133,058,628.80x = 14,503,480,589,497,562
  5. Step 5: Solve for x
    x = 14,503,480,589,497,562/133,058,628.80
  6. Step 6: Final answer
    x = 109,000,676.77

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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.