Home / 481,519,166.68-721,052,607.40-317,258,932.32

Finding the Fourth Proportional to 481,519,166.68, 721,052,607.40 and 317,258,932.32

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Solution

The fourth proportional to 481,519,166.68, 721,052,607.40 and 317,258,932.32 is: 475,080,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,519,166.68 : 721,052,607.40 = 317,258,932.32 : x
  2. Step 2: Convert to fraction form
    481,519,166.68/721,052,607.40 = 317,258,932.32/x
  3. Step 3: Cross multiply
    481,519,166.68x = 721,052,607.40 × 317,258,932.32
  4. Step 4: Simplify right side
    481,519,166.68x = 228,760,380,370,276,128
  5. Step 5: Solve for x
    x = 228,760,380,370,276,128/481,519,166.68
  6. Step 6: Final answer
    x = 475,080,528.88

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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.