Home / 1,818,994,482,005-2,728,491,723,007.70-477,589,780,891.45

Finding the Fourth Proportional to 1,818,994,482,005, 2,728,491,723,007.70 and 477,589,780,891.45

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Solution

The fourth proportional to 1,818,994,482,005, 2,728,491,723,007.70 and 477,589,780,891.45 is: 716,384,671,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,994,482,005 : 2,728,491,723,007.70 = 477,589,780,891.45 : x
  2. Step 2: Convert to fraction form
    1,818,994,482,005/2,728,491,723,007.70 = 477,589,780,891.45/x
  3. Step 3: Cross multiply
    1,818,994,482,005x = 2,728,491,723,007.70 × 477,589,780,891.45
  4. Step 4: Simplify right side
    1,818,994,482,005x = 1,303,099,764,155,382,581,166,080
  5. Step 5: Solve for x
    x = 1,303,099,764,155,382,581,166,080/1,818,994,482,005
  6. Step 6: Final answer
    x = 716,384,671,337.23

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Double scale
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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.