Home / 7,951,015,138-10,972,891,796.16-4,382,713,995.88

Finding the Fourth Proportional to 7,951,015,138, 10,972,891,796.16 and 4,382,713,995.88

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Solution

The fourth proportional to 7,951,015,138, 10,972,891,796.16 and 4,382,713,995.88 is: 6,048,415,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951,015,138 : 10,972,891,796.16 = 4,382,713,995.88 : x
  2. Step 2: Convert to fraction form
    7,951,015,138/10,972,891,796.16 = 4,382,713,995.88/x
  3. Step 3: Cross multiply
    7,951,015,138x = 10,972,891,796.16 × 4,382,713,995.88
  4. Step 4: Simplify right side
    7,951,015,138x = 48,091,046,450,307,268,608
  5. Step 5: Solve for x
    x = 48,091,046,450,307,268,608/7,951,015,138
  6. Step 6: Final answer
    x = 6,048,415,908.61

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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.