Home / 109,512,009.80-164,268,014.70-55,764,297.80

Finding the Fourth Proportional to 109,512,009.80, 164,268,014.70 and 55,764,297.80

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Solution

The fourth proportional to 109,512,009.80, 164,268,014.70 and 55,764,297.80 is: 83,646,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,512,009.80 : 164,268,014.70 = 55,764,297.80 : x
  2. Step 2: Convert to fraction form
    109,512,009.80/164,268,014.70 = 55,764,297.80/x
  3. Step 3: Cross multiply
    109,512,009.80x = 164,268,014.70 × 55,764,297.80
  4. Step 4: Simplify right side
    109,512,009.80x = 9,160,290,490,745,576
  5. Step 5: Solve for x
    x = 9,160,290,490,745,576/109,512,009.80
  6. Step 6: Final answer
    x = 83,646,446.70

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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.