Home / 709,787,785.57-1,063,729,989.10-552,410,832.12

Finding the Fourth Proportional to 709,787,785.57, 1,063,729,989.10 and 552,410,832.12

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Solution

The fourth proportional to 709,787,785.57, 1,063,729,989.10 and 552,410,832.12 is: 827,875,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,787,785.57 : 1,063,729,989.10 = 552,410,832.12 : x
  2. Step 2: Convert to fraction form
    709,787,785.57/1,063,729,989.10 = 552,410,832.12/x
  3. Step 3: Cross multiply
    709,787,785.57x = 1,063,729,989.10 × 552,410,832.12
  4. Step 4: Simplify right side
    709,787,785.57x = 587,615,968,426,458,752
  5. Step 5: Solve for x
    x = 587,615,968,426,458,752/709,787,785.57
  6. Step 6: Final answer
    x = 827,875,571.23

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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.