Home / 109,451,570.40-164,069,067.60-51,842,584.80

Finding the Fourth Proportional to 109,451,570.40, 164,069,067.60 and 51,842,584.80

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Solution

The fourth proportional to 109,451,570.40, 164,069,067.60 and 51,842,584.80 is: 77,712,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,451,570.40 : 164,069,067.60 = 51,842,584.80 : x
  2. Step 2: Convert to fraction form
    109,451,570.40/164,069,067.60 = 51,842,584.80/x
  3. Step 3: Cross multiply
    109,451,570.40x = 164,069,067.60 × 51,842,584.80
  4. Step 4: Simplify right side
    109,451,570.40x = 8,505,764,550,109,932
  5. Step 5: Solve for x
    x = 8,505,764,550,109,932/109,451,570.40
  6. Step 6: Final answer
    x = 77,712,585.75

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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.