Home / 1,339,103,274.82-2,008,661,331.16-406,434,226.94

Finding the Fourth Proportional to 1,339,103,274.82, 2,008,661,331.16 and 406,434,226.94

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Solution

The fourth proportional to 1,339,103,274.82, 2,008,661,331.16 and 406,434,226.94 is: 609,653,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,103,274.82 : 2,008,661,331.16 = 406,434,226.94 : x
  2. Step 2: Convert to fraction form
    1,339,103,274.82/2,008,661,331.16 = 406,434,226.94/x
  3. Step 3: Cross multiply
    1,339,103,274.82x = 2,008,661,331.16 × 406,434,226.94
  4. Step 4: Simplify right side
    1,339,103,274.82x = 816,388,715,314,285,952
  5. Step 5: Solve for x
    x = 816,388,715,314,285,952/1,339,103,274.82
  6. Step 6: Final answer
    x = 609,653,288.63

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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.