Home / 754,028,020.20-1,131,042,030.30-699,608,461.80

Finding the Fourth Proportional to 754,028,020.20, 1,131,042,030.30 and 699,608,461.80

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Solution

The fourth proportional to 754,028,020.20, 1,131,042,030.30 and 699,608,461.80 is: 1,049,412,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,028,020.20 : 1,131,042,030.30 = 699,608,461.80 : x
  2. Step 2: Convert to fraction form
    754,028,020.20/1,131,042,030.30 = 699,608,461.80/x
  3. Step 3: Cross multiply
    754,028,020.20x = 1,131,042,030.30 × 699,608,461.80
  4. Step 4: Simplify right side
    754,028,020.20x = 791,286,575,049,331,968
  5. Step 5: Solve for x
    x = 791,286,575,049,331,968/754,028,020.20
  6. Step 6: Final answer
    x = 1,049,412,692.70

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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.