Home / 699,841,212.20-1,049,761,818.30-215,104,034.60

Finding the Fourth Proportional to 699,841,212.20, 1,049,761,818.30 and 215,104,034.60

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Solution

The fourth proportional to 699,841,212.20, 1,049,761,818.30 and 215,104,034.60 is: 322,656,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,841,212.20 : 1,049,761,818.30 = 215,104,034.60 : x
  2. Step 2: Convert to fraction form
    699,841,212.20/1,049,761,818.30 = 215,104,034.60/x
  3. Step 3: Cross multiply
    699,841,212.20x = 1,049,761,818.30 × 215,104,034.60
  4. Step 4: Simplify right side
    699,841,212.20x = 225,808,002,485,362,112
  5. Step 5: Solve for x
    x = 225,808,002,485,362,112/699,841,212.20
  6. Step 6: Final answer
    x = 322,656,051.90

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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.