Home / 165,618,650.77-228,553,047.41-91,279,033.89

Finding the Fourth Proportional to 165,618,650.77, 228,553,047.41 and 91,279,033.89

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Solution

The fourth proportional to 165,618,650.77, 228,553,047.41 and 91,279,033.89 is: 125,964,686.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,618,650.77 : 228,553,047.41 = 91,279,033.89 : x
  2. Step 2: Convert to fraction form
    165,618,650.77/228,553,047.41 = 91,279,033.89/x
  3. Step 3: Cross multiply
    165,618,650.77x = 228,553,047.41 × 91,279,033.89
  4. Step 4: Simplify right side
    165,618,650.77x = 20,862,101,359,228,996
  5. Step 5: Solve for x
    x = 20,862,101,359,228,996/165,618,650.77
  6. Step 6: Final answer
    x = 125,964,686.12

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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.