Home / 481,040,515.59-721,563,175.43-170,148,417.74

Finding the Fourth Proportional to 481,040,515.59, 721,563,175.43 and 170,148,417.74

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Solution

The fourth proportional to 481,040,515.59, 721,563,175.43 and 170,148,417.74 is: 255,223,476.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,040,515.59 : 721,563,175.43 = 170,148,417.74 : x
  2. Step 2: Convert to fraction form
    481,040,515.59/721,563,175.43 = 170,148,417.74/x
  3. Step 3: Cross multiply
    481,040,515.59x = 721,563,175.43 × 170,148,417.74
  4. Step 4: Simplify right side
    481,040,515.59x = 122,772,832,598,864,544
  5. Step 5: Solve for x
    x = 122,772,832,598,864,544/481,040,515.59
  6. Step 6: Final answer
    x = 255,223,476.24

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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.