Home / 118,593,816.03-163,661,137.20-68,330,255.31

Finding the Fourth Proportional to 118,593,816.03, 163,661,137.20 and 68,330,255.31

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Solution

The fourth proportional to 118,593,816.03, 163,661,137.20 and 68,330,255.31 is: 94,296,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,593,816.03 : 163,661,137.20 = 68,330,255.31 : x
  2. Step 2: Convert to fraction form
    118,593,816.03/163,661,137.20 = 68,330,255.31/x
  3. Step 3: Cross multiply
    118,593,816.03x = 163,661,137.20 × 68,330,255.31
  4. Step 4: Simplify right side
    118,593,816.03x = 11,183,007,289,200,938
  5. Step 5: Solve for x
    x = 11,183,007,289,200,938/118,593,816.03
  6. Step 6: Final answer
    x = 94,296,715.15

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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.