Home / 754,028,063.70-1,131,042,095.56-699,608,505.30

Finding the Fourth Proportional to 754,028,063.70, 1,131,042,095.56 and 699,608,505.30

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Solution

The fourth proportional to 754,028,063.70, 1,131,042,095.56 and 699,608,505.30 is: 1,049,412,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,028,063.70 : 1,131,042,095.56 = 699,608,505.30 : x
  2. Step 2: Convert to fraction form
    754,028,063.70/1,131,042,095.56 = 699,608,505.30/x
  3. Step 3: Cross multiply
    754,028,063.70x = 1,131,042,095.56 × 699,608,505.30
  4. Step 4: Simplify right side
    754,028,063.70x = 791,286,669,906,111,232
  5. Step 5: Solve for x
    x = 791,286,669,906,111,232/754,028,063.70
  6. Step 6: Final answer
    x = 1,049,412,757.96

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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.