Home / 2,558,115,148.14-3,837,538,757.43-787,635,669.06

Finding the Fourth Proportional to 2,558,115,148.14, 3,837,538,757.43 and 787,635,669.06

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Solution

The fourth proportional to 2,558,115,148.14, 3,837,538,757.43 and 787,635,669.06 is: 1,181,566,204.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,115,148.14 : 3,837,538,757.43 = 787,635,669.06 : x
  2. Step 2: Convert to fraction form
    2,558,115,148.14/3,837,538,757.43 = 787,635,669.06/x
  3. Step 3: Cross multiply
    2,558,115,148.14x = 3,837,538,757.43 × 787,635,669.06
  4. Step 4: Simplify right side
    2,558,115,148.14x = 3,022,582,406,752,058,880
  5. Step 5: Solve for x
    x = 3,022,582,406,752,058,880/2,558,115,148.14
  6. Step 6: Final answer
    x = 1,181,566,204.69

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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.