Home / 333,430,253.88-500,212,456.11-115,089,053.10

Finding the Fourth Proportional to 333,430,253.88, 500,212,456.11 and 115,089,053.10

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Solution

The fourth proportional to 333,430,253.88, 500,212,456.11 and 115,089,053.10 is: 172,656,731.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,430,253.88 : 500,212,456.11 = 115,089,053.10 : x
  2. Step 2: Convert to fraction form
    333,430,253.88/500,212,456.11 = 115,089,053.10/x
  3. Step 3: Cross multiply
    333,430,253.88x = 500,212,456.11 × 115,089,053.10
  4. Step 4: Simplify right side
    333,430,253.88x = 57,568,977,922,525,208
  5. Step 5: Solve for x
    x = 57,568,977,922,525,208/333,430,253.88
  6. Step 6: Final answer
    x = 172,656,731.81

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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.