Home / 2,855,962,936.60-4,283,944,404.90-1,985,250,002.20

Finding the Fourth Proportional to 2,855,962,936.60, 4,283,944,404.90 and 1,985,250,002.20

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Solution

The fourth proportional to 2,855,962,936.60, 4,283,944,404.90 and 1,985,250,002.20 is: 2,977,875,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,962,936.60 : 4,283,944,404.90 = 1,985,250,002.20 : x
  2. Step 2: Convert to fraction form
    2,855,962,936.60/4,283,944,404.90 = 1,985,250,002.20/x
  3. Step 3: Cross multiply
    2,855,962,936.60x = 4,283,944,404.90 × 1,985,250,002.20
  4. Step 4: Simplify right side
    2,855,962,936.60x = 8,504,700,639,252,403,200
  5. Step 5: Solve for x
    x = 8,504,700,639,252,403,200/2,855,962,936.60
  6. Step 6: Final answer
    x = 2,977,875,003.30

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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.