Home / 216,552,004.40-324,828,006.60-168,179,063.60

Finding the Fourth Proportional to 216,552,004.40, 324,828,006.60 and 168,179,063.60

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Solution

The fourth proportional to 216,552,004.40, 324,828,006.60 and 168,179,063.60 is: 252,268,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,552,004.40 : 324,828,006.60 = 168,179,063.60 : x
  2. Step 2: Convert to fraction form
    216,552,004.40/324,828,006.60 = 168,179,063.60/x
  3. Step 3: Cross multiply
    216,552,004.40x = 324,828,006.60 × 168,179,063.60
  4. Step 4: Simplify right side
    216,552,004.40x = 54,629,269,981,042,624
  5. Step 5: Solve for x
    x = 54,629,269,981,042,624/216,552,004.40
  6. Step 6: Final answer
    x = 252,268,595.40

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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.