Home / 133,058,123.20-199,587,184.80-131,266,532.80

Finding the Fourth Proportional to 133,058,123.20, 199,587,184.80 and 131,266,532.80

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Solution

The fourth proportional to 133,058,123.20, 199,587,184.80 and 131,266,532.80 is: 196,899,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,123.20 : 199,587,184.80 = 131,266,532.80 : x
  2. Step 2: Convert to fraction form
    133,058,123.20/199,587,184.80 = 131,266,532.80/x
  3. Step 3: Cross multiply
    133,058,123.20x = 199,587,184.80 × 131,266,532.80
  4. Step 4: Simplify right side
    133,058,123.20x = 26,199,117,740,008,864
  5. Step 5: Solve for x
    x = 26,199,117,740,008,864/133,058,123.20
  6. Step 6: Final answer
    x = 196,899,799.20

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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.