Home / 7,858,635,744.36-11,782,142,282.78-4,752,527,846.07

Finding the Fourth Proportional to 7,858,635,744.36, 11,782,142,282.78 and 4,752,527,846.07

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Solution

The fourth proportional to 7,858,635,744.36, 11,782,142,282.78 and 4,752,527,846.07 is: 7,125,277,351.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,635,744.36 : 11,782,142,282.78 = 4,752,527,846.07 : x
  2. Step 2: Convert to fraction form
    7,858,635,744.36/11,782,142,282.78 = 4,752,527,846.07/x
  3. Step 3: Cross multiply
    7,858,635,744.36x = 11,782,142,282.78 × 4,752,527,846.07
  4. Step 4: Simplify right side
    7,858,635,744.36x = 55,994,959,285,270,708,224
  5. Step 5: Solve for x
    x = 55,994,959,285,270,708,224/7,858,635,744.36
  6. Step 6: Final answer
    x = 7,125,277,351.79

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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.