Home / 165,356,244.36-228,189,806.33-91,015,215.48

Finding the Fourth Proportional to 165,356,244.36, 228,189,806.33 and 91,015,215.48

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Solution

The fourth proportional to 165,356,244.36, 228,189,806.33 and 91,015,215.48 is: 125,600,000.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,356,244.36 : 228,189,806.33 = 91,015,215.48 : x
  2. Step 2: Convert to fraction form
    165,356,244.36/228,189,806.33 = 91,015,215.48/x
  3. Step 3: Cross multiply
    165,356,244.36x = 228,189,806.33 × 91,015,215.48
  4. Step 4: Simplify right side
    165,356,244.36x = 20,768,744,393,464,420
  5. Step 5: Solve for x
    x = 20,768,744,393,464,420/165,356,244.36
  6. Step 6: Final answer
    x = 125,600,000.62

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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.