Home / 137,990,951,999.60-206,986,427,999.40-114,435,786,268.40

Finding the Fourth Proportional to 137,990,951,999.60, 206,986,427,999.40 and 114,435,786,268.40

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Solution

The fourth proportional to 137,990,951,999.60, 206,986,427,999.40 and 114,435,786,268.40 is: 171,653,679,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,990,951,999.60 : 206,986,427,999.40 = 114,435,786,268.40 : x
  2. Step 2: Convert to fraction form
    137,990,951,999.60/206,986,427,999.40 = 114,435,786,268.40/x
  3. Step 3: Cross multiply
    137,990,951,999.60x = 206,986,427,999.40 × 114,435,786,268.40
  4. Step 4: Simplify right side
    137,990,951,999.60x = 23,686,654,634,998,903,078,912
  5. Step 5: Solve for x
    x = 23,686,654,634,998,903,078,912/137,990,951,999.60
  6. Step 6: Final answer
    x = 171,653,679,402.60

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1.5x scale

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.