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Finding the Fourth Proportional to 174,819,855.80, 261,725,898.90 and 174,819,855.80

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Solution

The fourth proportional to 174,819,855.80, 261,725,898.90 and 174,819,855.80 is: 261,725,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,819,855.80 : 261,725,898.90 = 174,819,855.80 : x
  2. Step 2: Convert to fraction form
    174,819,855.80/261,725,898.90 = 174,819,855.80/x
  3. Step 3: Cross multiply
    174,819,855.80x = 261,725,898.90 × 174,819,855.80
  4. Step 4: Simplify right side
    174,819,855.80x = 45,754,883,904,823,384
  5. Step 5: Solve for x
    x = 45,754,883,904,823,384/174,819,855.80
  6. Step 6: Final answer
    x = 261,725,898.90

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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.