Home / 118,332,826.28-163,315,522.42-68,096,012.44

Finding the Fourth Proportional to 118,332,826.28, 163,315,522.42 and 68,096,012.44

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Solution

The fourth proportional to 118,332,826.28, 163,315,522.42 and 68,096,012.44 is: 93,981,832.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,332,826.28 : 163,315,522.42 = 68,096,012.44 : x
  2. Step 2: Convert to fraction form
    118,332,826.28/163,315,522.42 = 68,096,012.44/x
  3. Step 3: Cross multiply
    118,332,826.28x = 163,315,522.42 × 68,096,012.44
  4. Step 4: Simplify right side
    118,332,826.28x = 11,121,135,846,357,418
  5. Step 5: Solve for x
    x = 11,121,135,846,357,418/118,332,826.28
  6. Step 6: Final answer
    x = 93,981,832.40

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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.