Home / 754,028,070.20-1,131,042,105.30-699,608,511.80

Finding the Fourth Proportional to 754,028,070.20, 1,131,042,105.30 and 699,608,511.80

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Solution

The fourth proportional to 754,028,070.20, 1,131,042,105.30 and 699,608,511.80 is: 1,049,412,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,028,070.20 : 1,131,042,105.30 = 699,608,511.80 : x
  2. Step 2: Convert to fraction form
    754,028,070.20/1,131,042,105.30 = 699,608,511.80/x
  3. Step 3: Cross multiply
    754,028,070.20x = 1,131,042,105.30 × 699,608,511.80
  4. Step 4: Simplify right side
    754,028,070.20x = 791,286,684,072,071,808
  5. Step 5: Solve for x
    x = 791,286,684,072,071,808/754,028,070.20
  6. Step 6: Final answer
    x = 1,049,412,767.70

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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.