Home / 177,315,040.80-265,972,561.20-153,081,331.20

Finding the Fourth Proportional to 177,315,040.80, 265,972,561.20 and 153,081,331.20

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Solution

The fourth proportional to 177,315,040.80, 265,972,561.20 and 153,081,331.20 is: 229,621,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,315,040.80 : 265,972,561.20 = 153,081,331.20 : x
  2. Step 2: Convert to fraction form
    177,315,040.80/265,972,561.20 = 153,081,331.20/x
  3. Step 3: Cross multiply
    177,315,040.80x = 265,972,561.20 × 153,081,331.20
  4. Step 4: Simplify right side
    177,315,040.80x = 40,715,433,731,169,464
  5. Step 5: Solve for x
    x = 40,715,433,731,169,464/177,315,040.80
  6. Step 6: Final answer
    x = 229,621,996.80

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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.