Home / 3,220,572,731.45-4,829,662,961.19-1,121,510,098.76

Finding the Fourth Proportional to 3,220,572,731.45, 4,829,662,961.19 and 1,121,510,098.76

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Solution

The fourth proportional to 3,220,572,731.45, 4,829,662,961.19 and 1,121,510,098.76 is: 1,681,848,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,572,731.45 : 4,829,662,961.19 = 1,121,510,098.76 : x
  2. Step 2: Convert to fraction form
    3,220,572,731.45/4,829,662,961.19 = 1,121,510,098.76/x
  3. Step 3: Cross multiply
    3,220,572,731.45x = 4,829,662,961.19 × 1,121,510,098.76
  4. Step 4: Simplify right side
    3,220,572,731.45x = 5,416,515,784,557,562,880
  5. Step 5: Solve for x
    x = 5,416,515,784,557,562,880/3,220,572,731.45
  6. Step 6: Final answer
    x = 1,681,848,613.97

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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.