Home / 137,990,951,997.60-206,986,427,996.40-114,435,786,266.40

Finding the Fourth Proportional to 137,990,951,997.60, 206,986,427,996.40 and 114,435,786,266.40

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Solution

The fourth proportional to 137,990,951,997.60, 206,986,427,996.40 and 114,435,786,266.40 is: 171,653,679,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,990,951,997.60 : 206,986,427,996.40 = 114,435,786,266.40 : x
  2. Step 2: Convert to fraction form
    137,990,951,997.60/206,986,427,996.40 = 114,435,786,266.40/x
  3. Step 3: Cross multiply
    137,990,951,997.60x = 206,986,427,996.40 × 114,435,786,266.40
  4. Step 4: Simplify right side
    137,990,951,997.60x = 23,686,654,634,241,621,491,712
  5. Step 5: Solve for x
    x = 23,686,654,634,241,621,491,712/137,990,951,997.60
  6. Step 6: Final answer
    x = 171,653,679,399.60

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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.