Home / 122,868,623.37-169,557,553.95-67,114,022.43

Finding the Fourth Proportional to 122,868,623.37, 169,557,553.95 and 67,114,022.43

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Solution

The fourth proportional to 122,868,623.37, 169,557,553.95 and 67,114,022.43 is: 92,616,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,868,623.37 : 169,557,553.95 = 67,114,022.43 : x
  2. Step 2: Convert to fraction form
    122,868,623.37/169,557,553.95 = 67,114,022.43/x
  3. Step 3: Cross multiply
    122,868,623.37x = 169,557,553.95 × 67,114,022.43
  4. Step 4: Simplify right side
    122,868,623.37x = 11,379,689,478,976,236
  5. Step 5: Solve for x
    x = 11,379,689,478,976,236/122,868,623.37
  6. Step 6: Final answer
    x = 92,616,724.81

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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.