Home / 131,154,587,418.12-196,743,887,077.02-36,826,899,556.20

Finding the Fourth Proportional to 131,154,587,418.12, 196,743,887,077.02 and 36,826,899,556.20

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Solution

The fourth proportional to 131,154,587,418.12, 196,743,887,077.02 and 36,826,899,556.20 is: 55,243,720,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,154,587,418.12 : 196,743,887,077.02 = 36,826,899,556.20 : x
  2. Step 2: Convert to fraction form
    131,154,587,418.12/196,743,887,077.02 = 36,826,899,556.20/x
  3. Step 3: Cross multiply
    131,154,587,418.12x = 196,743,887,077.02 × 36,826,899,556.20
  4. Step 4: Simplify right side
    131,154,587,418.12x = 7,245,467,367,681,769,340,928
  5. Step 5: Solve for x
    x = 7,245,467,367,681,769,340,928/131,154,587,418.12
  6. Step 6: Final answer
    x = 55,243,720,485.23

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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.