Home / 166,992,438,199.45-250,565,694,031.78-76,261,668,688.88

Finding the Fourth Proportional to 166,992,438,199.45, 250,565,694,031.78 and 76,261,668,688.88

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Solution

The fourth proportional to 166,992,438,199.45, 250,565,694,031.78 and 76,261,668,688.88 is: 114,427,683,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,992,438,199.45 : 250,565,694,031.78 = 76,261,668,688.88 : x
  2. Step 2: Convert to fraction form
    166,992,438,199.45/250,565,694,031.78 = 76,261,668,688.88/x
  3. Step 3: Cross multiply
    166,992,438,199.45x = 250,565,694,031.78 × 76,261,668,688.88
  4. Step 4: Simplify right side
    166,992,438,199.45x = 19,108,557,943,049,883,222,016
  5. Step 5: Solve for x
    x = 19,108,557,943,049,883,222,016/166,992,438,199.45
  6. Step 6: Final answer
    x = 114,427,683,966.31

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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.