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Finding the Fourth Proportional to 146,892,607.60, 220,347,205.80 and 44,659,980.40

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Solution

The fourth proportional to 146,892,607.60, 220,347,205.80 and 44,659,980.40 is: 66,992,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,892,607.60 : 220,347,205.80 = 44,659,980.40 : x
  2. Step 2: Convert to fraction form
    146,892,607.60/220,347,205.80 = 44,659,980.40/x
  3. Step 3: Cross multiply
    146,892,607.60x = 220,347,205.80 × 44,659,980.40
  4. Step 4: Simplify right side
    146,892,607.60x = 9,840,701,892,222,766
  5. Step 5: Solve for x
    x = 9,840,701,892,222,766/146,892,607.60
  6. Step 6: Final answer
    x = 66,992,492.36

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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.