Home / 171,188,475.75-236,240,554.44-92,872,029.24

Finding the Fourth Proportional to 171,188,475.75, 236,240,554.44 and 92,872,029.24

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Solution

The fourth proportional to 171,188,475.75, 236,240,554.44 and 92,872,029.24 is: 128,163,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,188,475.75 : 236,240,554.44 = 92,872,029.24 : x
  2. Step 2: Convert to fraction form
    171,188,475.75/236,240,554.44 = 92,872,029.24/x
  3. Step 3: Cross multiply
    171,188,475.75x = 236,240,554.44 × 92,872,029.24
  4. Step 4: Simplify right side
    171,188,475.75x = 21,940,139,679,625,492
  5. Step 5: Solve for x
    x = 21,940,139,679,625,492/171,188,475.75
  6. Step 6: Final answer
    x = 128,163,648.77

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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.