Home / 177,182,009.80-265,773,014.70-115,960,006.60

Finding the Fourth Proportional to 177,182,009.80, 265,773,014.70 and 115,960,006.60

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Solution

The fourth proportional to 177,182,009.80, 265,773,014.70 and 115,960,006.60 is: 173,940,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,182,009.80 : 265,773,014.70 = 115,960,006.60 : x
  2. Step 2: Convert to fraction form
    177,182,009.80/265,773,014.70 = 115,960,006.60/x
  3. Step 3: Cross multiply
    177,182,009.80x = 265,773,014.70 × 115,960,006.60
  4. Step 4: Simplify right side
    177,182,009.80x = 30,819,040,538,713,896
  5. Step 5: Solve for x
    x = 30,819,040,538,713,896/177,182,009.80
  6. Step 6: Final answer
    x = 173,940,009.90

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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.