Home / 419,616,034.60-629,990,922.30-266,561,026.60

Finding the Fourth Proportional to 419,616,034.60, 629,990,922.30 and 266,561,026.60

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Solution

The fourth proportional to 419,616,034.60, 629,990,922.30 and 266,561,026.60 is: 400,201,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,616,034.60 : 629,990,922.30 = 266,561,026.60 : x
  2. Step 2: Convert to fraction form
    419,616,034.60/629,990,922.30 = 266,561,026.60/x
  3. Step 3: Cross multiply
    419,616,034.60x = 629,990,922.30 × 266,561,026.60
  4. Step 4: Simplify right side
    419,616,034.60x = 167,931,026,996,968,832
  5. Step 5: Solve for x
    x = 167,931,026,996,968,832/419,616,034.60
  6. Step 6: Final answer
    x = 400,201,644.24

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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.