Home / 124,522,078.60-186,783,117.90-117,467,691.40

Finding the Fourth Proportional to 124,522,078.60, 186,783,117.90 and 117,467,691.40

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Solution

The fourth proportional to 124,522,078.60, 186,783,117.90 and 117,467,691.40 is: 176,201,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,522,078.60 : 186,783,117.90 = 117,467,691.40 : x
  2. Step 2: Convert to fraction form
    124,522,078.60/186,783,117.90 = 117,467,691.40/x
  3. Step 3: Cross multiply
    124,522,078.60x = 186,783,117.90 × 117,467,691.40
  4. Step 4: Simplify right side
    124,522,078.60x = 21,940,981,652,207,016
  5. Step 5: Solve for x
    x = 21,940,981,652,207,016/124,522,078.60
  6. Step 6: Final answer
    x = 176,201,537.10

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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.