Home / 18,538,045,015.90-27,807,067,523.85-6,903,456,958.30

Finding the Fourth Proportional to 18,538,045,015.90, 27,807,067,523.85 and 6,903,456,958.30

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Solution

The fourth proportional to 18,538,045,015.90, 27,807,067,523.85 and 6,903,456,958.30 is: 10,355,185,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,045,015.90 : 27,807,067,523.85 = 6,903,456,958.30 : x
  2. Step 2: Convert to fraction form
    18,538,045,015.90/27,807,067,523.85 = 6,903,456,958.30/x
  3. Step 3: Cross multiply
    18,538,045,015.90x = 27,807,067,523.85 × 6,903,456,958.30
  4. Step 4: Simplify right side
    18,538,045,015.90x = 191,964,893,787,440,218,112
  5. Step 5: Solve for x
    x = 191,964,893,787,440,218,112/18,538,045,015.90
  6. Step 6: Final answer
    x = 10,355,185,437.45

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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.