Home / 165,575,072-248,417,884.72-73,446,100.32

Finding the Fourth Proportional to 165,575,072, 248,417,884.72 and 73,446,100.32

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Solution

The fourth proportional to 165,575,072, 248,417,884.72 and 73,446,100.32 is: 110,193,670.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,575,072 : 248,417,884.72 = 73,446,100.32 : x
  2. Step 2: Convert to fraction form
    165,575,072/248,417,884.72 = 73,446,100.32/x
  3. Step 3: Cross multiply
    165,575,072x = 248,417,884.72 × 73,446,100.32
  4. Step 4: Simplify right side
    165,575,072x = 18,245,324,882,427,312
  5. Step 5: Solve for x
    x = 18,245,324,882,427,312/165,575,072
  6. Step 6: Final answer
    x = 110,193,670.23

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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.