Home / 193,951,808.48-267,659,164.78-105,851,460.39

Finding the Fourth Proportional to 193,951,808.48, 267,659,164.78 and 105,851,460.39

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Solution

The fourth proportional to 193,951,808.48, 267,659,164.78 and 105,851,460.39 is: 146,078,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,951,808.48 : 267,659,164.78 = 105,851,460.39 : x
  2. Step 2: Convert to fraction form
    193,951,808.48/267,659,164.78 = 105,851,460.39/x
  3. Step 3: Cross multiply
    193,951,808.48x = 267,659,164.78 × 105,851,460.39
  4. Step 4: Simplify right side
    193,951,808.48x = 28,332,113,478,730,652
  5. Step 5: Solve for x
    x = 28,332,113,478,730,652/193,951,808.48
  6. Step 6: Final answer
    x = 146,078,109.30

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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.