Home / 133,058,800.80-199,588,201.20-89,976,650.40

Finding the Fourth Proportional to 133,058,800.80, 199,588,201.20 and 89,976,650.40

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Solution

The fourth proportional to 133,058,800.80, 199,588,201.20 and 89,976,650.40 is: 134,964,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,058,800.80 : 199,588,201.20 = 89,976,650.40 : x
  2. Step 2: Convert to fraction form
    133,058,800.80/199,588,201.20 = 89,976,650.40/x
  3. Step 3: Cross multiply
    133,058,800.80x = 199,588,201.20 × 89,976,650.40
  4. Step 4: Simplify right side
    133,058,800.80x = 17,958,277,803,337,260
  5. Step 5: Solve for x
    x = 17,958,277,803,337,260/133,058,800.80
  6. Step 6: Final answer
    x = 134,964,975.60

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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.