Home / 126,184,935.60-188,857,499.40-91,542,855.60

Finding the Fourth Proportional to 126,184,935.60, 188,857,499.40 and 91,542,855.60

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Solution

The fourth proportional to 126,184,935.60, 188,857,499.40 and 91,542,855.60 is: 137,009,657.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,184,935.60 : 188,857,499.40 = 91,542,855.60 : x
  2. Step 2: Convert to fraction form
    126,184,935.60/188,857,499.40 = 91,542,855.60/x
  3. Step 3: Cross multiply
    126,184,935.60x = 188,857,499.40 × 91,542,855.60
  4. Step 4: Simplify right side
    126,184,935.60x = 17,288,554,796,551,286
  5. Step 5: Solve for x
    x = 17,288,554,796,551,286/126,184,935.60
  6. Step 6: Final answer
    x = 137,009,657.41

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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.