Home / 303,697,308.60-419,100,198.72-164,464,884.18

Finding the Fourth Proportional to 303,697,308.60, 419,100,198.72 and 164,464,884.18

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Solution

The fourth proportional to 303,697,308.60, 419,100,198.72 and 164,464,884.18 is: 226,960,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,697,308.60 : 419,100,198.72 = 164,464,884.18 : x
  2. Step 2: Convert to fraction form
    303,697,308.60/419,100,198.72 = 164,464,884.18/x
  3. Step 3: Cross multiply
    303,697,308.60x = 419,100,198.72 × 164,464,884.18
  4. Step 4: Simplify right side
    303,697,308.60x = 68,927,265,642,299,792
  5. Step 5: Solve for x
    x = 68,927,265,642,299,792/303,697,308.60
  6. Step 6: Final answer
    x = 226,960,409.89

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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.