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Finding the Fourth Proportional to 273,641,753.82, 410,462,630.34 and 69,169,829.07

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Solution

The fourth proportional to 273,641,753.82, 410,462,630.34 and 69,169,829.07 is: 103,754,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,641,753.82 : 410,462,630.34 = 69,169,829.07 : x
  2. Step 2: Convert to fraction form
    273,641,753.82/410,462,630.34 = 69,169,829.07/x
  3. Step 3: Cross multiply
    273,641,753.82x = 410,462,630.34 × 69,169,829.07
  4. Step 4: Simplify right side
    273,641,753.82x = 28,391,629,980,240,392
  5. Step 5: Solve for x
    x = 28,391,629,980,240,392/273,641,753.82
  6. Step 6: Final answer
    x = 103,754,743.51

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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.