Home / 3,811,682,779.94-5,260,280,377.57-2,118,131,101.22

Finding the Fourth Proportional to 3,811,682,779.94, 5,260,280,377.57 and 2,118,131,101.22

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Solution

The fourth proportional to 3,811,682,779.94, 5,260,280,377.57 and 2,118,131,101.22 is: 2,923,108,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,682,779.94 : 5,260,280,377.57 = 2,118,131,101.22 : x
  2. Step 2: Convert to fraction form
    3,811,682,779.94/5,260,280,377.57 = 2,118,131,101.22/x
  3. Step 3: Cross multiply
    3,811,682,779.94x = 5,260,280,377.57 × 2,118,131,101.22
  4. Step 4: Simplify right side
    3,811,682,779.94x = 11,141,963,468,868,300,800
  5. Step 5: Solve for x
    x = 11,141,963,468,868,300,800/3,811,682,779.94
  6. Step 6: Final answer
    x = 2,923,108,797.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.