Home / 216,734,556.80-299,093,883.94-117,615,305.16

Finding the Fourth Proportional to 216,734,556.80, 299,093,883.94 and 117,615,305.16

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Solution

The fourth proportional to 216,734,556.80, 299,093,883.94 and 117,615,305.16 is: 162,309,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,734,556.80 : 299,093,883.94 = 117,615,305.16 : x
  2. Step 2: Convert to fraction form
    216,734,556.80/299,093,883.94 = 117,615,305.16/x
  3. Step 3: Cross multiply
    216,734,556.80x = 299,093,883.94 × 117,615,305.16
  4. Step 4: Simplify right side
    216,734,556.80x = 35,178,018,431,092,720
  5. Step 5: Solve for x
    x = 35,178,018,431,092,720/216,734,556.80
  6. Step 6: Final answer
    x = 162,309,227.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.