Home / 267,053,288.80-400,579,933.20-82,820,408.80

Finding the Fourth Proportional to 267,053,288.80, 400,579,933.20 and 82,820,408.80

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Solution

The fourth proportional to 267,053,288.80, 400,579,933.20 and 82,820,408.80 is: 124,230,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,053,288.80 : 400,579,933.20 = 82,820,408.80 : x
  2. Step 2: Convert to fraction form
    267,053,288.80/400,579,933.20 = 82,820,408.80/x
  3. Step 3: Cross multiply
    267,053,288.80x = 400,579,933.20 × 82,820,408.80
  4. Step 4: Simplify right side
    267,053,288.80x = 33,176,193,824,700,688
  5. Step 5: Solve for x
    x = 33,176,193,824,700,688/267,053,288.80
  6. Step 6: Final answer
    x = 124,230,613.20

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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.