Home / 1,777,854,286.25-2,666,216,199.23-1,661,789,277.71

Finding the Fourth Proportional to 1,777,854,286.25, 2,666,216,199.23 and 1,661,789,277.71

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Solution

The fourth proportional to 1,777,854,286.25, 2,666,216,199.23 and 1,661,789,277.71 is: 2,492,155,586.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,854,286.25 : 2,666,216,199.23 = 1,661,789,277.71 : x
  2. Step 2: Convert to fraction form
    1,777,854,286.25/2,666,216,199.23 = 1,661,789,277.71/x
  3. Step 3: Cross multiply
    1,777,854,286.25x = 2,666,216,199.23 × 1,661,789,277.71
  4. Step 4: Simplify right side
    1,777,854,286.25x = 4,430,689,491,928,814,080
  5. Step 5: Solve for x
    x = 4,430,689,491,928,814,080/1,777,854,286.25
  6. Step 6: Final answer
    x = 2,492,155,586.76

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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.