Home / 124,594,711.92-171,939,691.44-68,839,956

Finding the Fourth Proportional to 124,594,711.92, 171,939,691.44 and 68,839,956

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Solution

The fourth proportional to 124,594,711.92, 171,939,691.44 and 68,839,956 is: 94,998,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594,711.92 : 171,939,691.44 = 68,839,956 : x
  2. Step 2: Convert to fraction form
    124,594,711.92/171,939,691.44 = 68,839,956/x
  3. Step 3: Cross multiply
    124,594,711.92x = 171,939,691.44 × 68,839,956
  4. Step 4: Simplify right side
    124,594,711.92x = 11,836,320,793,383,176
  5. Step 5: Solve for x
    x = 11,836,320,793,383,176/124,594,711.92
  6. Step 6: Final answer
    x = 94,998,580.69

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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.