Home / 167,216,871.91-250,907,480.75-75,165,648.25

Finding the Fourth Proportional to 167,216,871.91, 250,907,480.75 and 75,165,648.25

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Solution

The fourth proportional to 167,216,871.91, 250,907,480.75 and 75,165,648.25 is: 112,785,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,216,871.91 : 250,907,480.75 = 75,165,648.25 : x
  2. Step 2: Convert to fraction form
    167,216,871.91/250,907,480.75 = 75,165,648.25/x
  3. Step 3: Cross multiply
    167,216,871.91x = 250,907,480.75 × 75,165,648.25
  4. Step 4: Simplify right side
    167,216,871.91x = 18,859,623,441,348,148
  5. Step 5: Solve for x
    x = 18,859,623,441,348,148/167,216,871.91
  6. Step 6: Final answer
    x = 112,785,409.90

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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.