Home / 266,679,073,847.40-368,016,193,947.80-144,743,807,956.77

Finding the Fourth Proportional to 266,679,073,847.40, 368,016,193,947.80 and 144,743,807,956.77

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Solution

The fourth proportional to 266,679,073,847.40, 368,016,193,947.80 and 144,743,807,956.77 is: 199,745,951,316.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,679,073,847.40 : 368,016,193,947.80 = 144,743,807,956.77 : x
  2. Step 2: Convert to fraction form
    266,679,073,847.40/368,016,193,947.80 = 144,743,807,956.77/x
  3. Step 3: Cross multiply
    266,679,073,847.40x = 368,016,193,947.80 × 144,743,807,956.77
  4. Step 4: Simplify right side
    266,679,073,847.40x = 53,268,065,301,761,781,399,552
  5. Step 5: Solve for x
    x = 53,268,065,301,761,781,399,552/266,679,073,847.40
  6. Step 6: Final answer
    x = 199,745,951,316.16

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1.5x scale

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.