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Finding the Fourth Proportional to 114,584,704.80, 171,625,114.80 and 99,468,160.80

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Solution

The fourth proportional to 114,584,704.80, 171,625,114.80 and 99,468,160.80 is: 148,983,536.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,584,704.80 : 171,625,114.80 = 99,468,160.80 : x
  2. Step 2: Convert to fraction form
    114,584,704.80/171,625,114.80 = 99,468,160.80/x
  3. Step 3: Cross multiply
    114,584,704.80x = 171,625,114.80 × 99,468,160.80
  4. Step 4: Simplify right side
    114,584,704.80x = 17,071,234,516,244,860
  5. Step 5: Solve for x
    x = 17,071,234,516,244,860/114,584,704.80
  6. Step 6: Final answer
    x = 148,983,536.21

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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.