Home / 799,691,184.21-1,199,700,381.45-274,992,141.45

Finding the Fourth Proportional to 799,691,184.21, 1,199,700,381.45 and 274,992,141.45

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Solution

The fourth proportional to 799,691,184.21, 1,199,700,381.45 and 274,992,141.45 is: 412,544,471.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,691,184.21 : 1,199,700,381.45 = 274,992,141.45 : x
  2. Step 2: Convert to fraction form
    799,691,184.21/1,199,700,381.45 = 274,992,141.45/x
  3. Step 3: Cross multiply
    799,691,184.21x = 1,199,700,381.45 × 274,992,141.45
  4. Step 4: Simplify right side
    799,691,184.21x = 329,908,176,991,942,336
  5. Step 5: Solve for x
    x = 329,908,176,991,942,336/799,691,184.21
  6. Step 6: Final answer
    x = 412,544,471.55

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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.