Home / 70,472,083.73-105,746,655.97-27,342,989.37

Finding the Fourth Proportional to 70,472,083.73, 105,746,655.97 and 27,342,989.37

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Solution

The fourth proportional to 70,472,083.73, 105,746,655.97 and 27,342,989.37 is: 41,029,433.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,472,083.73 : 105,746,655.97 = 27,342,989.37 : x
  2. Step 2: Convert to fraction form
    70,472,083.73/105,746,655.97 = 27,342,989.37/x
  3. Step 3: Cross multiply
    70,472,083.73x = 105,746,655.97 × 27,342,989.37
  4. Step 4: Simplify right side
    70,472,083.73x = 2,891,429,690,134,936
  5. Step 5: Solve for x
    x = 2,891,429,690,134,936/70,472,083.73
  6. Step 6: Final answer
    x = 41,029,433.75

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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.