Home / 166,196,450.07-229,362,976.22-91,855,411.47

Finding the Fourth Proportional to 166,196,450.07, 229,362,976.22 and 91,855,411.47

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Solution

The fourth proportional to 166,196,450.07, 229,362,976.22 and 91,855,411.47 is: 126,767,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,196,450.07 : 229,362,976.22 = 91,855,411.47 : x
  2. Step 2: Convert to fraction form
    166,196,450.07/229,362,976.22 = 91,855,411.47/x
  3. Step 3: Cross multiply
    166,196,450.07x = 229,362,976.22 × 91,855,411.47
  4. Step 4: Simplify right side
    166,196,450.07x = 21,068,230,556,212,648
  5. Step 5: Solve for x
    x = 21,068,230,556,212,648/166,196,450.07
  6. Step 6: Final answer
    x = 126,767,031.11

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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.