Home / 1,090,279,884.96-1,635,622,956.54-353,284,067.16

Finding the Fourth Proportional to 1,090,279,884.96, 1,635,622,956.54 and 353,284,067.16

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Solution

The fourth proportional to 1,090,279,884.96, 1,635,622,956.54 and 353,284,067.16 is: 529,991,920.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,279,884.96 : 1,635,622,956.54 = 353,284,067.16 : x
  2. Step 2: Convert to fraction form
    1,090,279,884.96/1,635,622,956.54 = 353,284,067.16/x
  3. Step 3: Cross multiply
    1,090,279,884.96x = 1,635,622,956.54 × 353,284,067.16
  4. Step 4: Simplify right side
    1,090,279,884.96x = 577,839,530,426,715,136
  5. Step 5: Solve for x
    x = 577,839,530,426,715,136/1,090,279,884.96
  6. Step 6: Final answer
    x = 529,991,920.79

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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.