Home / 202,061,161.80-302,524,872.30-196,392,457.80

Finding the Fourth Proportional to 202,061,161.80, 302,524,872.30 and 196,392,457.80

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Solution

The fourth proportional to 202,061,161.80, 302,524,872.30 and 196,392,457.80 is: 294,037,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,061,161.80 : 302,524,872.30 = 196,392,457.80 : x
  2. Step 2: Convert to fraction form
    202,061,161.80/302,524,872.30 = 196,392,457.80/x
  3. Step 3: Cross multiply
    202,061,161.80x = 302,524,872.30 × 196,392,457.80
  4. Step 4: Simplify right side
    202,061,161.80x = 59,413,603,216,628,144
  5. Step 5: Solve for x
    x = 59,413,603,216,628,144/202,061,161.80
  6. Step 6: Final answer
    x = 294,037,719.51

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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.