Home / 8,682,271,906-11,981,541,136.80-4,871,268,762.88

Finding the Fourth Proportional to 8,682,271,906, 11,981,541,136.80 and 4,871,268,762.88

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Solution

The fourth proportional to 8,682,271,906, 11,981,541,136.80 and 4,871,268,762.88 is: 6,722,354,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,271,906 : 11,981,541,136.80 = 4,871,268,762.88 : x
  2. Step 2: Convert to fraction form
    8,682,271,906/11,981,541,136.80 = 4,871,268,762.88/x
  3. Step 3: Cross multiply
    8,682,271,906x = 11,981,541,136.80 × 4,871,268,762.88
  4. Step 4: Simplify right side
    8,682,271,906x = 58,365,307,070,855,561,216
  5. Step 5: Solve for x
    x = 58,365,307,070,855,561,216/8,682,271,906
  6. Step 6: Final answer
    x = 6,722,354,206.68

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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.