Home / 608,018,695.31-839,067,035.94-329,560,407.47

Finding the Fourth Proportional to 608,018,695.31, 839,067,035.94 and 329,560,407.47

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Solution

The fourth proportional to 608,018,695.31, 839,067,035.94 and 329,560,407.47 is: 454,794,032.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,018,695.31 : 839,067,035.94 = 329,560,407.47 : x
  2. Step 2: Convert to fraction form
    608,018,695.31/839,067,035.94 = 329,560,407.47/x
  3. Step 3: Cross multiply
    608,018,695.31x = 839,067,035.94 × 329,560,407.47
  4. Step 4: Simplify right side
    608,018,695.31x = 276,523,274,253,188,352
  5. Step 5: Solve for x
    x = 276,523,274,253,188,352/608,018,695.31
  6. Step 6: Final answer
    x = 454,794,032.47

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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.