Home / 2,021,522,760.90-3,029,895,354.15-856,989,000.90

Finding the Fourth Proportional to 2,021,522,760.90, 3,029,895,354.15 and 856,989,000.90

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Solution

The fourth proportional to 2,021,522,760.90, 3,029,895,354.15 and 856,989,000.90 is: 1,284,470,817.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,522,760.90 : 3,029,895,354.15 = 856,989,000.90 : x
  2. Step 2: Convert to fraction form
    2,021,522,760.90/3,029,895,354.15 = 856,989,000.90/x
  3. Step 3: Cross multiply
    2,021,522,760.90x = 3,029,895,354.15 × 856,989,000.90
  4. Step 4: Simplify right side
    2,021,522,760.90x = 2,596,586,992,384,560,128
  5. Step 5: Solve for x
    x = 2,596,586,992,384,560,128/2,021,522,760.90
  6. Step 6: Final answer
    x = 1,284,470,817.05

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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.