Home / 109,795,692,608.20-164,693,538,912.30-105,146,646,740.20

Finding the Fourth Proportional to 109,795,692,608.20, 164,693,538,912.30 and 105,146,646,740.20

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Solution

The fourth proportional to 109,795,692,608.20, 164,693,538,912.30 and 105,146,646,740.20 is: 157,719,970,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,795,692,608.20 : 164,693,538,912.30 = 105,146,646,740.20 : x
  2. Step 2: Convert to fraction form
    109,795,692,608.20/164,693,538,912.30 = 105,146,646,740.20/x
  3. Step 3: Cross multiply
    109,795,692,608.20x = 164,693,538,912.30 × 105,146,646,740.20
  4. Step 4: Simplify right side
    109,795,692,608.20x = 17,316,973,356,404,988,444,672
  5. Step 5: Solve for x
    x = 17,316,973,356,404,988,444,672/109,795,692,608.20
  6. Step 6: Final answer
    x = 157,719,970,110.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.