Home / 757,395,199.33-1,136,206,394.97-266,021,861.83

Finding the Fourth Proportional to 757,395,199.33, 1,136,206,394.97 and 266,021,861.83

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Solution

The fourth proportional to 757,395,199.33, 1,136,206,394.97 and 266,021,861.83 is: 399,072,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,395,199.33 : 1,136,206,394.97 = 266,021,861.83 : x
  2. Step 2: Convert to fraction form
    757,395,199.33/1,136,206,394.97 = 266,021,861.83/x
  3. Step 3: Cross multiply
    757,395,199.33x = 1,136,206,394.97 × 266,021,861.83
  4. Step 4: Simplify right side
    757,395,199.33x = 302,255,740,611,741,632
  5. Step 5: Solve for x
    x = 302,255,740,611,741,632/757,395,199.33
  6. Step 6: Final answer
    x = 399,072,691.35

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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.