Home / 118,081,348.80-177,146,906.40-49,888,939.20

Finding the Fourth Proportional to 118,081,348.80, 177,146,906.40 and 49,888,939.20

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Solution

The fourth proportional to 118,081,348.80, 177,146,906.40 and 49,888,939.20 is: 74,843,921.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,081,348.80 : 177,146,906.40 = 49,888,939.20 : x
  2. Step 2: Convert to fraction form
    118,081,348.80/177,146,906.40 = 49,888,939.20/x
  3. Step 3: Cross multiply
    118,081,348.80x = 177,146,906.40 × 49,888,939.20
  4. Step 4: Simplify right side
    118,081,348.80x = 8,837,671,242,857,692
  5. Step 5: Solve for x
    x = 8,837,671,242,857,692/118,081,348.80
  6. Step 6: Final answer
    x = 74,843,921.86

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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.