Home / 166,253,568.80-248,955,200.40-122,887,983.20

Finding the Fourth Proportional to 166,253,568.80, 248,955,200.40 and 122,887,983.20

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Solution

The fourth proportional to 166,253,568.80, 248,955,200.40 and 122,887,983.20 is: 184,017,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,253,568.80 : 248,955,200.40 = 122,887,983.20 : x
  2. Step 2: Convert to fraction form
    166,253,568.80/248,955,200.40 = 122,887,983.20/x
  3. Step 3: Cross multiply
    166,253,568.80x = 248,955,200.40 × 122,887,983.20
  4. Step 4: Simplify right side
    166,253,568.80x = 30,593,602,484,307,836
  5. Step 5: Solve for x
    x = 30,593,602,484,307,836/166,253,568.80
  6. Step 6: Final answer
    x = 184,017,718.87

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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.