Home / 2,197,658,546.40-3,296,487,819.60-817,187,404.80

Finding the Fourth Proportional to 2,197,658,546.40, 3,296,487,819.60 and 817,187,404.80

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Solution

The fourth proportional to 2,197,658,546.40, 3,296,487,819.60 and 817,187,404.80 is: 1,225,781,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,658,546.40 : 3,296,487,819.60 = 817,187,404.80 : x
  2. Step 2: Convert to fraction form
    2,197,658,546.40/3,296,487,819.60 = 817,187,404.80/x
  3. Step 3: Cross multiply
    2,197,658,546.40x = 3,296,487,819.60 × 817,187,404.80
  4. Step 4: Simplify right side
    2,197,658,546.40x = 2,693,848,326,253,734,400
  5. Step 5: Solve for x
    x = 2,693,848,326,253,734,400/2,197,658,546.40
  6. Step 6: Final answer
    x = 1,225,781,107.20

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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.