Home / 118,109,365.20-177,164,047.80-106,205,086.80

Finding the Fourth Proportional to 118,109,365.20, 177,164,047.80 and 106,205,086.80

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Solution

The fourth proportional to 118,109,365.20, 177,164,047.80 and 106,205,086.80 is: 159,307,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,109,365.20 : 177,164,047.80 = 106,205,086.80 : x
  2. Step 2: Convert to fraction form
    118,109,365.20/177,164,047.80 = 106,205,086.80/x
  3. Step 3: Cross multiply
    118,109,365.20x = 177,164,047.80 × 106,205,086.80
  4. Step 4: Simplify right side
    118,109,365.20x = 18,815,723,074,438,348
  5. Step 5: Solve for x
    x = 18,815,723,074,438,348/118,109,365.20
  6. Step 6: Final answer
    x = 159,307,630.20

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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.