Home / 171,188,477.25-236,240,556.51-92,872,030.74

Finding the Fourth Proportional to 171,188,477.25, 236,240,556.51 and 92,872,030.74

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Solution

The fourth proportional to 171,188,477.25, 236,240,556.51 and 92,872,030.74 is: 128,163,650.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,188,477.25 : 236,240,556.51 = 92,872,030.74 : x
  2. Step 2: Convert to fraction form
    171,188,477.25/236,240,556.51 = 92,872,030.74/x
  3. Step 3: Cross multiply
    171,188,477.25x = 236,240,556.51 × 92,872,030.74
  4. Step 4: Simplify right side
    171,188,477.25x = 21,940,140,226,231,424
  5. Step 5: Solve for x
    x = 21,940,140,226,231,424/171,188,477.25
  6. Step 6: Final answer
    x = 128,163,650.84

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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.