Home / 112,170,377.17-168,264,076.36-30,288,063.81

Finding the Fourth Proportional to 112,170,377.17, 168,264,076.36 and 30,288,063.81

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Solution

The fourth proportional to 112,170,377.17, 168,264,076.36 and 30,288,063.81 is: 45,434,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,170,377.17 : 168,264,076.36 = 30,288,063.81 : x
  2. Step 2: Convert to fraction form
    112,170,377.17/168,264,076.36 = 30,288,063.81/x
  3. Step 3: Cross multiply
    112,170,377.17x = 168,264,076.36 × 30,288,063.81
  4. Step 4: Simplify right side
    112,170,377.17x = 5,096,393,081,722,393
  5. Step 5: Solve for x
    x = 5,096,393,081,722,393/112,170,377.17
  6. Step 6: Final answer
    x = 45,434,393.73

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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.