Home / 1,391,469,297.52-2,082,661,503.53-1,022,906,697.16

Finding the Fourth Proportional to 1,391,469,297.52, 2,082,661,503.53 and 1,022,906,697.16

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Solution

The fourth proportional to 1,391,469,297.52, 2,082,661,503.53 and 1,022,906,697.16 is: 1,531,020,773.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,469,297.52 : 2,082,661,503.53 = 1,022,906,697.16 : x
  2. Step 2: Convert to fraction form
    1,391,469,297.52/2,082,661,503.53 = 1,022,906,697.16/x
  3. Step 3: Cross multiply
    1,391,469,297.52x = 2,082,661,503.53 × 1,022,906,697.16
  4. Step 4: Simplify right side
    1,391,469,297.52x = 2,130,368,399,878,151,936
  5. Step 5: Solve for x
    x = 2,130,368,399,878,151,936/1,391,469,297.52
  6. Step 6: Final answer
    x = 1,531,020,773.28

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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.