Home / 131,083,458.30-196,625,187.45-54,555,954.30

Finding the Fourth Proportional to 131,083,458.30, 196,625,187.45 and 54,555,954.30

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Solution

The fourth proportional to 131,083,458.30, 196,625,187.45 and 54,555,954.30 is: 81,833,931.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,083,458.30 : 196,625,187.45 = 54,555,954.30 : x
  2. Step 2: Convert to fraction form
    131,083,458.30/196,625,187.45 = 54,555,954.30/x
  3. Step 3: Cross multiply
    131,083,458.30x = 196,625,187.45 × 54,555,954.30
  4. Step 4: Simplify right side
    131,083,458.30x = 10,727,074,740,751,132
  5. Step 5: Solve for x
    x = 10,727,074,740,751,132/131,083,458.30
  6. Step 6: Final answer
    x = 81,833,931.45

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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.