Home / 167,557,870.08-231,231,988.68-92,212,872.88

Finding the Fourth Proportional to 167,557,870.08, 231,231,988.68 and 92,212,872.88

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Solution

The fourth proportional to 167,557,870.08, 231,231,988.68 and 92,212,872.88 is: 127,254,935.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,557,870.08 : 231,231,988.68 = 92,212,872.88 : x
  2. Step 2: Convert to fraction form
    167,557,870.08/231,231,988.68 = 92,212,872.88/x
  3. Step 3: Cross multiply
    167,557,870.08x = 231,231,988.68 × 92,212,872.88
  4. Step 4: Simplify right side
    167,557,870.08x = 21,322,565,978,225,476
  5. Step 5: Solve for x
    x = 21,322,565,978,225,476/167,557,870.08
  6. Step 6: Final answer
    x = 127,254,935.67

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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.