Home / 80,512,862.06-111,104,816.18-43,842,628.46

Finding the Fourth Proportional to 80,512,862.06, 111,104,816.18 and 43,842,628.46

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Solution

The fourth proportional to 80,512,862.06, 111,104,816.18 and 43,842,628.46 is: 60,501,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,512,862.06 : 111,104,816.18 = 43,842,628.46 : x
  2. Step 2: Convert to fraction form
    80,512,862.06/111,104,816.18 = 43,842,628.46/x
  3. Step 3: Cross multiply
    80,512,862.06x = 111,104,816.18 × 43,842,628.46
  4. Step 4: Simplify right side
    80,512,862.06x = 4,871,127,175,896,337
  5. Step 5: Solve for x
    x = 4,871,127,175,896,337/80,512,862.06
  6. Step 6: Final answer
    x = 60,501,229.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.