Home / 1,778,299,627.39-2,667,455,297.38-450,326,939.65

Finding the Fourth Proportional to 1,778,299,627.39, 2,667,455,297.38 and 450,326,939.65

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Solution

The fourth proportional to 1,778,299,627.39, 2,667,455,297.38 and 450,326,939.65 is: 675,491,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,299,627.39 : 2,667,455,297.38 = 450,326,939.65 : x
  2. Step 2: Convert to fraction form
    1,778,299,627.39/2,667,455,297.38 = 450,326,939.65/x
  3. Step 3: Cross multiply
    1,778,299,627.39x = 2,667,455,297.38 × 450,326,939.65
  4. Step 4: Simplify right side
    1,778,299,627.39x = 1,201,226,980,716,187,648
  5. Step 5: Solve for x
    x = 1,201,226,980,716,187,648/1,778,299,627.39
  6. Step 6: Final answer
    x = 675,491,892.49

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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.