Home / 225,635,959.86-311,263,028.10-147,365,329.38

Finding the Fourth Proportional to 225,635,959.86, 311,263,028.10 and 147,365,329.38

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Solution

The fourth proportional to 225,635,959.86, 311,263,028.10 and 147,365,329.38 is: 203,289,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,635,959.86 : 311,263,028.10 = 147,365,329.38 : x
  2. Step 2: Convert to fraction form
    225,635,959.86/311,263,028.10 = 147,365,329.38/x
  3. Step 3: Cross multiply
    225,635,959.86x = 311,263,028.10 × 147,365,329.38
  4. Step 4: Simplify right side
    225,635,959.86x = 45,869,378,659,772,696
  5. Step 5: Solve for x
    x = 45,869,378,659,772,696/225,635,959.86
  6. Step 6: Final answer
    x = 203,289,310.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.