Home / 2,079,652,818.60-3,118,723,400.70-699,512,351.40

Finding the Fourth Proportional to 2,079,652,818.60, 3,118,723,400.70 and 699,512,351.40

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Solution

The fourth proportional to 2,079,652,818.60, 3,118,723,400.70 and 699,512,351.40 is: 1,049,014,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,652,818.60 : 3,118,723,400.70 = 699,512,351.40 : x
  2. Step 2: Convert to fraction form
    2,079,652,818.60/3,118,723,400.70 = 699,512,351.40/x
  3. Step 3: Cross multiply
    2,079,652,818.60x = 3,118,723,400.70 × 699,512,351.40
  4. Step 4: Simplify right side
    2,079,652,818.60x = 2,181,585,539,389,861,120
  5. Step 5: Solve for x
    x = 2,181,585,539,389,861,120/2,079,652,818.60
  6. Step 6: Final answer
    x = 1,049,014,296.94

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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.