Home / 7,964,243,485.80-11,959,970,118.30-5,216,055,786.60

Finding the Fourth Proportional to 7,964,243,485.80, 11,959,970,118.30 and 5,216,055,786.60

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Solution

The fourth proportional to 7,964,243,485.80, 11,959,970,118.30 and 5,216,055,786.60 is: 7,832,993,987.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,964,243,485.80 : 11,959,970,118.30 = 5,216,055,786.60 : x
  2. Step 2: Convert to fraction form
    7,964,243,485.80/11,959,970,118.30 = 5,216,055,786.60/x
  3. Step 3: Cross multiply
    7,964,243,485.80x = 11,959,970,118.30 × 5,216,055,786.60
  4. Step 4: Simplify right side
    7,964,243,485.80x = 62,383,871,343,121,801,216
  5. Step 5: Solve for x
    x = 62,383,871,343,121,801,216/7,964,243,485.80
  6. Step 6: Final answer
    x = 7,832,993,987.99

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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.