Home / 13,561,324,941.30-18,715,675,564.40-8,136,063,988.22

Finding the Fourth Proportional to 13,561,324,941.30, 18,715,675,564.40 and 8,136,063,988.22

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Solution

The fourth proportional to 13,561,324,941.30, 18,715,675,564.40 and 8,136,063,988.22 is: 11,228,396,534.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561,324,941.30 : 18,715,675,564.40 = 8,136,063,988.22 : x
  2. Step 2: Convert to fraction form
    13,561,324,941.30/18,715,675,564.40 = 8,136,063,988.22/x
  3. Step 3: Cross multiply
    13,561,324,941.30x = 18,715,675,564.40 × 8,136,063,988.22
  4. Step 4: Simplify right side
    13,561,324,941.30x = 152,271,933,974,723,887,104
  5. Step 5: Solve for x
    x = 152,271,933,974,723,887,104/13,561,324,941.30
  6. Step 6: Final answer
    x = 11,228,396,534.54

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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.