Home / 2,214,343,023.70-3,321,992,832.45-661,791,286.30

Finding the Fourth Proportional to 2,214,343,023.70, 3,321,992,832.45 and 661,791,286.30

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Solution

The fourth proportional to 2,214,343,023.70, 3,321,992,832.45 and 661,791,286.30 is: 992,829,876.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214,343,023.70 : 3,321,992,832.45 = 661,791,286.30 : x
  2. Step 2: Convert to fraction form
    2,214,343,023.70/3,321,992,832.45 = 661,791,286.30/x
  3. Step 3: Cross multiply
    2,214,343,023.70x = 3,321,992,832.45 × 661,791,286.30
  4. Step 4: Simplify right side
    2,214,343,023.70x = 2,198,465,909,666,465,536
  5. Step 5: Solve for x
    x = 2,198,465,909,666,465,536/2,214,343,023.70
  6. Step 6: Final answer
    x = 992,829,876.01

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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.