Home / 327,892,043.66-491,535,394.40-163,987,173.14

Finding the Fourth Proportional to 327,892,043.66, 491,535,394.40 and 163,987,173.14

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Solution

The fourth proportional to 327,892,043.66, 491,535,394.40 and 163,987,173.14 is: 245,829,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,892,043.66 : 491,535,394.40 = 163,987,173.14 : x
  2. Step 2: Convert to fraction form
    327,892,043.66/491,535,394.40 = 163,987,173.14/x
  3. Step 3: Cross multiply
    327,892,043.66x = 491,535,394.40 × 163,987,173.14
  4. Step 4: Simplify right side
    327,892,043.66x = 80,605,499,823,863,264
  5. Step 5: Solve for x
    x = 80,605,499,823,863,264/327,892,043.66
  6. Step 6: Final answer
    x = 245,829,386.18

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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.