Home / 1,082,695,663.39-1,494,080,007.36-587,647,743.07

Finding the Fourth Proportional to 1,082,695,663.39, 1,494,080,007.36 and 587,647,743.07

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Solution

The fourth proportional to 1,082,695,663.39, 1,494,080,007.36 and 587,647,743.07 is: 810,932,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,695,663.39 : 1,494,080,007.36 = 587,647,743.07 : x
  2. Step 2: Convert to fraction form
    1,082,695,663.39/1,494,080,007.36 = 587,647,743.07/x
  3. Step 3: Cross multiply
    1,082,695,663.39x = 1,494,080,007.36 × 587,647,743.07
  4. Step 4: Simplify right side
    1,082,695,663.39x = 877,992,744,291,112,960
  5. Step 5: Solve for x
    x = 877,992,744,291,112,960/1,082,695,663.39
  6. Step 6: Final answer
    x = 810,932,170.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.