Home / 133,058,145.60-199,587,218.40-75,727,252.80

Finding the Fourth Proportional to 133,058,145.60, 199,587,218.40 and 75,727,252.80

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Solution

The fourth proportional to 133,058,145.60, 199,587,218.40 and 75,727,252.80 is: 113,590,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,145.60 : 199,587,218.40 = 75,727,252.80 : x
  2. Step 2: Convert to fraction form
    133,058,145.60/199,587,218.40 = 75,727,252.80/x
  3. Step 3: Cross multiply
    133,058,145.60x = 199,587,218.40 × 75,727,252.80
  4. Step 4: Simplify right side
    133,058,145.60x = 15,114,191,743,425,612
  5. Step 5: Solve for x
    x = 15,114,191,743,425,612/133,058,145.60
  6. Step 6: Final answer
    x = 113,590,879.20

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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.