Home / 122,862,755.74-184,294,822.55-40,981,409.24

Finding the Fourth Proportional to 122,862,755.74, 184,294,822.55 and 40,981,409.24

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Solution

The fourth proportional to 122,862,755.74, 184,294,822.55 and 40,981,409.24 is: 61,472,343.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,862,755.74 : 184,294,822.55 = 40,981,409.24 : x
  2. Step 2: Convert to fraction form
    122,862,755.74/184,294,822.55 = 40,981,409.24/x
  3. Step 3: Cross multiply
    122,862,755.74x = 184,294,822.55 × 40,981,409.24
  4. Step 4: Simplify right side
    122,862,755.74x = 7,552,661,543,156,161
  5. Step 5: Solve for x
    x = 7,552,661,543,156,161/122,862,755.74
  6. Step 6: Final answer
    x = 61,472,343.65

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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.