Home / 12,360,054,781.28-17,057,324,136.12-7,080,677,372

Finding the Fourth Proportional to 12,360,054,781.28, 17,057,324,136.12 and 7,080,677,372

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Solution

The fourth proportional to 12,360,054,781.28, 17,057,324,136.12 and 7,080,677,372 is: 9,771,591,726.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,360,054,781.28 : 17,057,324,136.12 = 7,080,677,372 : x
  2. Step 2: Convert to fraction form
    12,360,054,781.28/17,057,324,136.12 = 7,080,677,372/x
  3. Step 3: Cross multiply
    12,360,054,781.28x = 17,057,324,136.12 × 7,080,677,372
  4. Step 4: Simplify right side
    12,360,054,781.28x = 120,777,409,037,494,337,536
  5. Step 5: Solve for x
    x = 120,777,409,037,494,337,536/12,360,054,781.28
  6. Step 6: Final answer
    x = 9,771,591,726.31

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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.