Home / 222,365,321.30-333,546,302.51-66,918,460.05

Finding the Fourth Proportional to 222,365,321.30, 333,546,302.51 and 66,918,460.05

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Solution

The fourth proportional to 222,365,321.30, 333,546,302.51 and 66,918,460.05 is: 100,377,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,365,321.30 : 333,546,302.51 = 66,918,460.05 : x
  2. Step 2: Convert to fraction form
    222,365,321.30/333,546,302.51 = 66,918,460.05/x
  3. Step 3: Cross multiply
    222,365,321.30x = 333,546,302.51 × 66,918,460.05
  4. Step 4: Simplify right side
    222,365,321.30x = 22,320,404,919,340,648
  5. Step 5: Solve for x
    x = 22,320,404,919,340,648/222,365,321.30
  6. Step 6: Final answer
    x = 100,377,184.67

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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.