Home / 177,145,400.80-265,718,101.20-104,287,391.20

Finding the Fourth Proportional to 177,145,400.80, 265,718,101.20 and 104,287,391.20

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Solution

The fourth proportional to 177,145,400.80, 265,718,101.20 and 104,287,391.20 is: 156,431,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,145,400.80 : 265,718,101.20 = 104,287,391.20 : x
  2. Step 2: Convert to fraction form
    177,145,400.80/265,718,101.20 = 104,287,391.20/x
  3. Step 3: Cross multiply
    177,145,400.80x = 265,718,101.20 × 104,287,391.20
  4. Step 4: Simplify right side
    177,145,400.80x = 27,711,047,568,765,588
  5. Step 5: Solve for x
    x = 27,711,047,568,765,588/177,145,400.80
  6. Step 6: Final answer
    x = 156,431,086.80

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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.