Home / 331,148,971.12-456,964,989.56-182,461,771.52

Finding the Fourth Proportional to 331,148,971.12, 456,964,989.56 and 182,461,771.52

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Solution

The fourth proportional to 331,148,971.12, 456,964,989.56 and 182,461,771.52 is: 251,785,899.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,148,971.12 : 456,964,989.56 = 182,461,771.52 : x
  2. Step 2: Convert to fraction form
    331,148,971.12/456,964,989.56 = 182,461,771.52/x
  3. Step 3: Cross multiply
    331,148,971.12x = 456,964,989.56 × 182,461,771.52
  4. Step 4: Simplify right side
    331,148,971.12x = 83,378,641,515,907,232
  5. Step 5: Solve for x
    x = 83,378,641,515,907,232/331,148,971.12
  6. Step 6: Final answer
    x = 251,785,899.36

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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.