Home / 118,332,823.28-163,315,518.28-68,096,009.44

Finding the Fourth Proportional to 118,332,823.28, 163,315,518.28 and 68,096,009.44

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Solution

The fourth proportional to 118,332,823.28, 163,315,518.28 and 68,096,009.44 is: 93,981,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,332,823.28 : 163,315,518.28 = 68,096,009.44 : x
  2. Step 2: Convert to fraction form
    118,332,823.28/163,315,518.28 = 68,096,009.44/x
  3. Step 3: Cross multiply
    118,332,823.28x = 163,315,518.28 × 68,096,009.44
  4. Step 4: Simplify right side
    118,332,823.28x = 11,121,135,074,493,372
  5. Step 5: Solve for x
    x = 11,121,135,074,493,372/118,332,823.28
  6. Step 6: Final answer
    x = 93,981,828.26

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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.