Home / 209,310,131.02-313,941,240.14-55,968,144.88

Finding the Fourth Proportional to 209,310,131.02, 313,941,240.14 and 55,968,144.88

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Solution

The fourth proportional to 209,310,131.02, 313,941,240.14 and 55,968,144.88 is: 83,945,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,131.02 : 313,941,240.14 = 55,968,144.88 : x
  2. Step 2: Convert to fraction form
    209,310,131.02/313,941,240.14 = 55,968,144.88/x
  3. Step 3: Cross multiply
    209,310,131.02x = 313,941,240.14 × 55,968,144.88
  4. Step 4: Simplify right side
    209,310,131.02x = 17,570,708,811,962,392
  5. Step 5: Solve for x
    x = 17,570,708,811,962,392/209,310,131.02
  6. Step 6: Final answer
    x = 83,945,811.54

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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.