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Finding the Fourth Proportional to 180,864,201.90, 253,550,004.90 and 180,864,201.90

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Solution

The fourth proportional to 180,864,201.90, 253,550,004.90 and 180,864,201.90 is: 253,550,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,864,201.90 : 253,550,004.90 = 180,864,201.90 : x
  2. Step 2: Convert to fraction form
    180,864,201.90/253,550,004.90 = 180,864,201.90/x
  3. Step 3: Cross multiply
    180,864,201.90x = 253,550,004.90 × 180,864,201.90
  4. Step 4: Simplify right side
    180,864,201.90x = 45,858,119,277,979,592
  5. Step 5: Solve for x
    x = 45,858,119,277,979,592/180,864,201.90
  6. Step 6: Final answer
    x = 253,550,004.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.