Home / 13,579,096,825.36-18,738,822,891.81-7,475,399,776.10

Finding the Fourth Proportional to 13,579,096,825.36, 18,738,822,891.81 and 7,475,399,776.10

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Solution

The fourth proportional to 13,579,096,825.36, 18,738,822,891.81 and 7,475,399,776.10 is: 10,315,869,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,579,096,825.36 : 18,738,822,891.81 = 7,475,399,776.10 : x
  2. Step 2: Convert to fraction form
    13,579,096,825.36/18,738,822,891.81 = 7,475,399,776.10/x
  3. Step 3: Cross multiply
    13,579,096,825.36x = 18,738,822,891.81 × 7,475,399,776.10
  4. Step 4: Simplify right side
    13,579,096,825.36x = 140,080,192,449,814,052,864
  5. Step 5: Solve for x
    x = 140,080,192,449,814,052,864/13,579,096,825.36
  6. Step 6: Final answer
    x = 10,315,869,623.10

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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.