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Finding the Fourth Proportional to 183,878,914.80, 275,678,404.20 and 93,067,676.40

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Solution

The fourth proportional to 183,878,914.80, 275,678,404.20 and 93,067,676.40 is: 139,530,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,878,914.80 : 275,678,404.20 = 93,067,676.40 : x
  2. Step 2: Convert to fraction form
    183,878,914.80/275,678,404.20 = 93,067,676.40/x
  3. Step 3: Cross multiply
    183,878,914.80x = 275,678,404.20 × 93,067,676.40
  4. Step 4: Simplify right side
    183,878,914.80x = 25,656,748,512,554,000
  5. Step 5: Solve for x
    x = 25,656,748,512,554,000/183,878,914.80
  6. Step 6: Final answer
    x = 139,530,671.80

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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.