Home / 177,147,335.80-265,721,003.70-81,595,847.80

Finding the Fourth Proportional to 177,147,335.80, 265,721,003.70 and 81,595,847.80

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Solution

The fourth proportional to 177,147,335.80, 265,721,003.70 and 81,595,847.80 is: 122,393,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,335.80 : 265,721,003.70 = 81,595,847.80 : x
  2. Step 2: Convert to fraction form
    177,147,335.80/265,721,003.70 = 81,595,847.80/x
  3. Step 3: Cross multiply
    177,147,335.80x = 265,721,003.70 × 81,595,847.80
  4. Step 4: Simplify right side
    177,147,335.80x = 21,681,730,575,168,436
  5. Step 5: Solve for x
    x = 21,681,730,575,168,436/177,147,335.80
  6. Step 6: Final answer
    x = 122,393,771.70

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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.