Home / 209,310,129.02-313,941,237.14-55,968,142.88

Finding the Fourth Proportional to 209,310,129.02, 313,941,237.14 and 55,968,142.88

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Solution

The fourth proportional to 209,310,129.02, 313,941,237.14 and 55,968,142.88 is: 83,945,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,310,129.02 : 313,941,237.14 = 55,968,142.88 : x
  2. Step 2: Convert to fraction form
    209,310,129.02/313,941,237.14 = 55,968,142.88/x
  3. Step 3: Cross multiply
    209,310,129.02x = 313,941,237.14 × 55,968,142.88
  4. Step 4: Simplify right side
    209,310,129.02x = 17,570,708,015,334,022
  5. Step 5: Solve for x
    x = 17,570,708,015,334,022/209,310,129.02
  6. Step 6: Final answer
    x = 83,945,808.54

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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.