Home / 197,432,062.32-272,452,896.05-109,324,168.29

Finding the Fourth Proportional to 197,432,062.32, 272,452,896.05 and 109,324,168.29

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Solution

The fourth proportional to 197,432,062.32, 272,452,896.05 and 109,324,168.29 is: 150,865,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,432,062.32 : 272,452,896.05 = 109,324,168.29 : x
  2. Step 2: Convert to fraction form
    197,432,062.32/272,452,896.05 = 109,324,168.29/x
  3. Step 3: Cross multiply
    197,432,062.32x = 272,452,896.05 × 109,324,168.29
  4. Step 4: Simplify right side
    197,432,062.32x = 29,785,686,260,011,700
  5. Step 5: Solve for x
    x = 29,785,686,260,011,700/197,432,062.32
  6. Step 6: Final answer
    x = 150,865,497.28

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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.