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Finding the Fourth Proportional to 116,471,874.60, 174,707,811.90 and 114,960,220.20

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Solution

The fourth proportional to 116,471,874.60, 174,707,811.90 and 114,960,220.20 is: 172,440,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,471,874.60 : 174,707,811.90 = 114,960,220.20 : x
  2. Step 2: Convert to fraction form
    116,471,874.60/174,707,811.90 = 114,960,220.20/x
  3. Step 3: Cross multiply
    116,471,874.60x = 174,707,811.90 × 114,960,220.20
  4. Step 4: Simplify right side
    116,471,874.60x = 20,084,448,526,684,180
  5. Step 5: Solve for x
    x = 20,084,448,526,684,180/116,471,874.60
  6. Step 6: Final answer
    x = 172,440,330.30

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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.