Home / 165,377,306.12-228,220,682.64-92,055,769.16

Finding the Fourth Proportional to 165,377,306.12, 228,220,682.64 and 92,055,769.16

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Solution

The fourth proportional to 165,377,306.12, 228,220,682.64 and 92,055,769.16 is: 127,036,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,377,306.12 : 228,220,682.64 = 92,055,769.16 : x
  2. Step 2: Convert to fraction form
    165,377,306.12/228,220,682.64 = 92,055,769.16/x
  3. Step 3: Cross multiply
    165,377,306.12x = 228,220,682.64 × 92,055,769.16
  4. Step 4: Simplify right side
    165,377,306.12x = 21,009,030,478,645,456
  5. Step 5: Solve for x
    x = 21,009,030,478,645,456/165,377,306.12
  6. Step 6: Final answer
    x = 127,036,961.55

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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.