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Finding the Fourth Proportional to 146,873,252.80, 220,309,879.20 and 146,873,252.80

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Solution

The fourth proportional to 146,873,252.80, 220,309,879.20 and 146,873,252.80 is: 220,309,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,873,252.80 : 220,309,879.20 = 146,873,252.80 : x
  2. Step 2: Convert to fraction form
    146,873,252.80/220,309,879.20 = 146,873,252.80/x
  3. Step 3: Cross multiply
    146,873,252.80x = 220,309,879.20 × 146,873,252.80
  4. Step 4: Simplify right side
    146,873,252.80x = 32,357,628,582,079,064
  5. Step 5: Solve for x
    x = 32,357,628,582,079,064/146,873,252.80
  6. Step 6: Final answer
    x = 220,309,879.20

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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.