Home / 109,512,015.80-164,268,023.70-55,764,303.80

Finding the Fourth Proportional to 109,512,015.80, 164,268,023.70 and 55,764,303.80

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Solution

The fourth proportional to 109,512,015.80, 164,268,023.70 and 55,764,303.80 is: 83,646,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,512,015.80 : 164,268,023.70 = 55,764,303.80 : x
  2. Step 2: Convert to fraction form
    109,512,015.80/164,268,023.70 = 55,764,303.80/x
  3. Step 3: Cross multiply
    109,512,015.80x = 164,268,023.70 × 55,764,303.80
  4. Step 4: Simplify right side
    109,512,015.80x = 9,160,291,978,232,398
  5. Step 5: Solve for x
    x = 9,160,291,978,232,398/109,512,015.80
  6. Step 6: Final answer
    x = 83,646,455.70

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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.