Home / 1,989,711,700.40-2,984,567,550.60-1,796,001,455.90

Finding the Fourth Proportional to 1,989,711,700.40, 2,984,567,550.60 and 1,796,001,455.90

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Solution

The fourth proportional to 1,989,711,700.40, 2,984,567,550.60 and 1,796,001,455.90 is: 2,694,002,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,711,700.40 : 2,984,567,550.60 = 1,796,001,455.90 : x
  2. Step 2: Convert to fraction form
    1,989,711,700.40/2,984,567,550.60 = 1,796,001,455.90/x
  3. Step 3: Cross multiply
    1,989,711,700.40x = 2,984,567,550.60 × 1,796,001,455.90
  4. Step 4: Simplify right side
    1,989,711,700.40x = 5,360,287,666,109,497,344
  5. Step 5: Solve for x
    x = 5,360,287,666,109,497,344/1,989,711,700.40
  6. Step 6: Final answer
    x = 2,694,002,183.85

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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.