Home / 2,947,429,200.18-4,067,508,911.34-1,609,372,342.92

Finding the Fourth Proportional to 2,947,429,200.18, 4,067,508,911.34 and 1,609,372,342.92

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Solution

The fourth proportional to 2,947,429,200.18, 4,067,508,911.34 and 1,609,372,342.92 is: 2,220,964,746.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,429,200.18 : 4,067,508,911.34 = 1,609,372,342.92 : x
  2. Step 2: Convert to fraction form
    2,947,429,200.18/4,067,508,911.34 = 1,609,372,342.92/x
  3. Step 3: Cross multiply
    2,947,429,200.18x = 4,067,508,911.34 × 1,609,372,342.92
  4. Step 4: Simplify right side
    2,947,429,200.18x = 6,546,136,346,491,235,328
  5. Step 5: Solve for x
    x = 6,546,136,346,491,235,328/2,947,429,200.18
  6. Step 6: Final answer
    x = 2,220,964,746.53

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Double scale
Find fourth proportional to 2,947,429,201.18, 4,067,508,912.72 and 1,609,372,343.92
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.