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Finding the Fourth Proportional to 302,661,275.80, 453,991,913.70 and 229,481,850.10

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Solution

The fourth proportional to 302,661,275.80, 453,991,913.70 and 229,481,850.10 is: 344,222,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,661,275.80 : 453,991,913.70 = 229,481,850.10 : x
  2. Step 2: Convert to fraction form
    302,661,275.80/453,991,913.70 = 229,481,850.10/x
  3. Step 3: Cross multiply
    302,661,275.80x = 453,991,913.70 × 229,481,850.10
  4. Step 4: Simplify right side
    302,661,275.80x = 104,182,904,286,315,536
  5. Step 5: Solve for x
    x = 104,182,904,286,315,536/302,661,275.80
  6. Step 6: Final answer
    x = 344,222,775.15

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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.