Home / 299,957,143.98-449,843,603.17-105,823,158.51

Finding the Fourth Proportional to 299,957,143.98, 449,843,603.17 and 105,823,158.51

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Solution

The fourth proportional to 299,957,143.98, 449,843,603.17 and 105,823,158.51 is: 158,702,240.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,957,143.98 : 449,843,603.17 = 105,823,158.51 : x
  2. Step 2: Convert to fraction form
    299,957,143.98/449,843,603.17 = 105,823,158.51/x
  3. Step 3: Cross multiply
    299,957,143.98x = 449,843,603.17 × 105,823,158.51
  4. Step 4: Simplify right side
    299,957,143.98x = 47,603,870,922,968,456
  5. Step 5: Solve for x
    x = 47,603,870,922,968,456/299,957,143.98
  6. Step 6: Final answer
    x = 158,702,240.90

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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.