Home / 133,058,108.70-199,587,163.05-131,266,518.30

Finding the Fourth Proportional to 133,058,108.70, 199,587,163.05 and 131,266,518.30

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Solution

The fourth proportional to 133,058,108.70, 199,587,163.05 and 131,266,518.30 is: 196,899,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,108.70 : 199,587,163.05 = 131,266,518.30 : x
  2. Step 2: Convert to fraction form
    133,058,108.70/199,587,163.05 = 131,266,518.30/x
  3. Step 3: Cross multiply
    133,058,108.70x = 199,587,163.05 × 131,266,518.30
  4. Step 4: Simplify right side
    133,058,108.70x = 26,199,111,990,947,908
  5. Step 5: Solve for x
    x = 26,199,111,990,947,908/133,058,108.70
  6. Step 6: Final answer
    x = 196,899,777.45

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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.