Home / 122,862,752.81-184,294,818.17-40,981,406.31

Finding the Fourth Proportional to 122,862,752.81, 184,294,818.17 and 40,981,406.31

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Solution

The fourth proportional to 122,862,752.81, 184,294,818.17 and 40,981,406.31 is: 61,472,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,862,752.81 : 184,294,818.17 = 40,981,406.31 : x
  2. Step 2: Convert to fraction form
    122,862,752.81/184,294,818.17 = 40,981,406.31/x
  3. Step 3: Cross multiply
    122,862,752.81x = 184,294,818.17 × 40,981,406.31
  4. Step 4: Simplify right side
    122,862,752.81x = 7,552,660,824,252,341
  5. Step 5: Solve for x
    x = 7,552,660,824,252,341/122,862,752.81
  6. Step 6: Final answer
    x = 61,472,339.27

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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.