Home / 304,507,262.94-420,208,764.39-165,275,057.22

Finding the Fourth Proportional to 304,507,262.94, 420,208,764.39 and 165,275,057.22

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Solution

The fourth proportional to 304,507,262.94, 420,208,764.39 and 165,275,057.22 is: 228,073,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,507,262.94 : 420,208,764.39 = 165,275,057.22 : x
  2. Step 2: Convert to fraction form
    304,507,262.94/420,208,764.39 = 165,275,057.22/x
  3. Step 3: Cross multiply
    304,507,262.94x = 420,208,764.39 × 165,275,057.22
  4. Step 4: Simplify right side
    304,507,262.94x = 69,450,027,578,902,744
  5. Step 5: Solve for x
    x = 69,450,027,578,902,744/304,507,262.94
  6. Step 6: Final answer
    x = 228,073,468.29

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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.