Home / 165,888,007.20-248,832,010.80-149,166,496.80

Finding the Fourth Proportional to 165,888,007.20, 248,832,010.80 and 149,166,496.80

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Solution

The fourth proportional to 165,888,007.20, 248,832,010.80 and 149,166,496.80 is: 223,749,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,007.20 : 248,832,010.80 = 149,166,496.80 : x
  2. Step 2: Convert to fraction form
    165,888,007.20/248,832,010.80 = 149,166,496.80/x
  3. Step 3: Cross multiply
    165,888,007.20x = 248,832,010.80 × 149,166,496.80
  4. Step 4: Simplify right side
    165,888,007.20x = 37,117,399,342,735,768
  5. Step 5: Solve for x
    x = 37,117,399,342,735,768/165,888,007.20
  6. Step 6: Final answer
    x = 223,749,745.20

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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.