Home / 177,168,010.80-265,752,016.20-156,122,947.20

Finding the Fourth Proportional to 177,168,010.80, 265,752,016.20 and 156,122,947.20

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Solution

The fourth proportional to 177,168,010.80, 265,752,016.20 and 156,122,947.20 is: 234,184,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,168,010.80 : 265,752,016.20 = 156,122,947.20 : x
  2. Step 2: Convert to fraction form
    177,168,010.80/265,752,016.20 = 156,122,947.20/x
  3. Step 3: Cross multiply
    177,168,010.80x = 265,752,016.20 × 156,122,947.20
  4. Step 4: Simplify right side
    177,168,010.80x = 41,489,987,993,486,136
  5. Step 5: Solve for x
    x = 41,489,987,993,486,136/177,168,010.80
  6. Step 6: Final answer
    x = 234,184,420.80

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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.