Home / 327,892,045.66-491,535,397.40-163,987,175.14

Finding the Fourth Proportional to 327,892,045.66, 491,535,397.40 and 163,987,175.14

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Solution

The fourth proportional to 327,892,045.66, 491,535,397.40 and 163,987,175.14 is: 245,829,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,892,045.66 : 491,535,397.40 = 163,987,175.14 : x
  2. Step 2: Convert to fraction form
    327,892,045.66/491,535,397.40 = 163,987,175.14/x
  3. Step 3: Cross multiply
    327,892,045.66x = 491,535,397.40 × 163,987,175.14
  4. Step 4: Simplify right side
    327,892,045.66x = 80,605,501,298,485,616
  5. Step 5: Solve for x
    x = 80,605,501,298,485,616/327,892,045.66
  6. Step 6: Final answer
    x = 245,829,389.17

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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.