Home / 172,004,366.70-258,006,550.05-107,507,112.30

Finding the Fourth Proportional to 172,004,366.70, 258,006,550.05 and 107,507,112.30

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Solution

The fourth proportional to 172,004,366.70, 258,006,550.05 and 107,507,112.30 is: 161,260,668.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,004,366.70 : 258,006,550.05 = 107,507,112.30 : x
  2. Step 2: Convert to fraction form
    172,004,366.70/258,006,550.05 = 107,507,112.30/x
  3. Step 3: Cross multiply
    172,004,366.70x = 258,006,550.05 × 107,507,112.30
  4. Step 4: Simplify right side
    172,004,366.70x = 27,737,539,150,360,920
  5. Step 5: Solve for x
    x = 27,737,539,150,360,920/172,004,366.70
  6. Step 6: Final answer
    x = 161,260,668.45

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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.