Home / 165,365,866.40-248,221,175.04-73,314,249.62

Finding the Fourth Proportional to 165,365,866.40, 248,221,175.04 and 73,314,249.62

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Solution

The fourth proportional to 165,365,866.40, 248,221,175.04 and 73,314,249.62 is: 110,047,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,365,866.40 : 248,221,175.04 = 73,314,249.62 : x
  2. Step 2: Convert to fraction form
    165,365,866.40/248,221,175.04 = 73,314,249.62/x
  3. Step 3: Cross multiply
    165,365,866.40x = 248,221,175.04 × 73,314,249.62
  4. Step 4: Simplify right side
    165,365,866.40x = 18,198,149,186,611,164
  5. Step 5: Solve for x
    x = 18,198,149,186,611,164/165,365,866.40
  6. Step 6: Final answer
    x = 110,047,796.34

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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.