Home / 304,584,259.75-420,324,021.48-165,351,441.67

Finding the Fourth Proportional to 304,584,259.75, 420,324,021.48 and 165,351,441.67

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Solution

The fourth proportional to 304,584,259.75, 420,324,021.48 and 165,351,441.67 is: 228,183,764.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,584,259.75 : 420,324,021.48 = 165,351,441.67 : x
  2. Step 2: Convert to fraction form
    304,584,259.75/420,324,021.48 = 165,351,441.67/x
  3. Step 3: Cross multiply
    304,584,259.75x = 420,324,021.48 × 165,351,441.67
  4. Step 4: Simplify right side
    304,584,259.75x = 69,501,182,920,785,960
  5. Step 5: Solve for x
    x = 69,501,182,920,785,960/304,584,259.75
  6. Step 6: Final answer
    x = 228,183,764.25

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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.