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Finding the Fourth Proportional to 1,708,695,250.80, 2,563,042,876.20 and 1,708,695,250.80

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Solution

The fourth proportional to 1,708,695,250.80, 2,563,042,876.20 and 1,708,695,250.80 is: 2,563,042,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,695,250.80 : 2,563,042,876.20 = 1,708,695,250.80 : x
  2. Step 2: Convert to fraction form
    1,708,695,250.80/2,563,042,876.20 = 1,708,695,250.80/x
  3. Step 3: Cross multiply
    1,708,695,250.80x = 2,563,042,876.20 × 1,708,695,250.80
  4. Step 4: Simplify right side
    1,708,695,250.80x = 4,379,459,190,159,711,744
  5. Step 5: Solve for x
    x = 4,379,459,190,159,711,744/1,708,695,250.80
  6. Step 6: Final answer
    x = 2,563,042,876.20

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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.