Home / 216,089,294.64-324,161,843.94-99,476,525.28

Finding the Fourth Proportional to 216,089,294.64, 324,161,843.94 and 99,476,525.28

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Solution

The fourth proportional to 216,089,294.64, 324,161,843.94 and 99,476,525.28 is: 149,227,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,089,294.64 : 324,161,843.94 = 99,476,525.28 : x
  2. Step 2: Convert to fraction form
    216,089,294.64/324,161,843.94 = 99,476,525.28/x
  3. Step 3: Cross multiply
    216,089,294.64x = 324,161,843.94 × 99,476,525.28
  4. Step 4: Simplify right side
    216,089,294.64x = 32,246,493,863,508,824
  5. Step 5: Solve for x
    x = 32,246,493,863,508,824/216,089,294.64
  6. Step 6: Final answer
    x = 149,227,632.57

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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.