Home / 132,882,067.60-199,323,101.40-127,142,504.80

Finding the Fourth Proportional to 132,882,067.60, 199,323,101.40 and 127,142,504.80

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Solution

The fourth proportional to 132,882,067.60, 199,323,101.40 and 127,142,504.80 is: 190,713,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,882,067.60 : 199,323,101.40 = 127,142,504.80 : x
  2. Step 2: Convert to fraction form
    132,882,067.60/199,323,101.40 = 127,142,504.80/x
  3. Step 3: Cross multiply
    132,882,067.60x = 199,323,101.40 × 127,142,504.80
  4. Step 4: Simplify right side
    132,882,067.60x = 25,342,438,376,500,388
  5. Step 5: Solve for x
    x = 25,342,438,376,500,388/132,882,067.60
  6. Step 6: Final answer
    x = 190,713,757.20

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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.