Home / 2,855,962,934.60-4,283,944,401.90-1,985,250,000.20

Finding the Fourth Proportional to 2,855,962,934.60, 4,283,944,401.90 and 1,985,250,000.20

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Solution

The fourth proportional to 2,855,962,934.60, 4,283,944,401.90 and 1,985,250,000.20 is: 2,977,875,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,962,934.60 : 4,283,944,401.90 = 1,985,250,000.20 : x
  2. Step 2: Convert to fraction form
    2,855,962,934.60/4,283,944,401.90 = 1,985,250,000.20/x
  3. Step 3: Cross multiply
    2,855,962,934.60x = 4,283,944,401.90 × 1,985,250,000.20
  4. Step 4: Simplify right side
    2,855,962,934.60x = 8,504,700,624,728,764,416
  5. Step 5: Solve for x
    x = 8,504,700,624,728,764,416/2,855,962,934.60
  6. Step 6: Final answer
    x = 2,977,875,000.30

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1.5x scale

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.