Home / 122,862,757.80-184,294,825.63-40,981,411.28

Finding the Fourth Proportional to 122,862,757.80, 184,294,825.63 and 40,981,411.28

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Solution

The fourth proportional to 122,862,757.80, 184,294,825.63 and 40,981,411.28 is: 61,472,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,862,757.80 : 184,294,825.63 = 40,981,411.28 : x
  2. Step 2: Convert to fraction form
    122,862,757.80/184,294,825.63 = 40,981,411.28/x
  3. Step 3: Cross multiply
    122,862,757.80x = 184,294,825.63 × 40,981,411.28
  4. Step 4: Simplify right side
    122,862,757.80x = 7,552,662,046,277,198
  5. Step 5: Solve for x
    x = 7,552,662,046,277,198/122,862,757.80
  6. Step 6: Final answer
    x = 61,472,346.72

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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.