Home / 13,021,056,638.88-19,532,526,321.69-5,450,227,119.78

Finding the Fourth Proportional to 13,021,056,638.88, 19,532,526,321.69 and 5,450,227,119.78

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Solution

The fourth proportional to 13,021,056,638.88, 19,532,526,321.69 and 5,450,227,119.78 is: 8,175,734,706.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,056,638.88 : 19,532,526,321.69 = 5,450,227,119.78 : x
  2. Step 2: Convert to fraction form
    13,021,056,638.88/19,532,526,321.69 = 5,450,227,119.78/x
  3. Step 3: Cross multiply
    13,021,056,638.88x = 19,532,526,321.69 × 5,450,227,119.78
  4. Step 4: Simplify right side
    13,021,056,638.88x = 106,456,704,676,291,510,272
  5. Step 5: Solve for x
    x = 106,456,704,676,291,510,272/13,021,056,638.88
  6. Step 6: Final answer
    x = 8,175,734,706.38

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1.5x scale

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.