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Finding the Fourth Proportional to 146,892,601.60, 220,347,196.80 and 44,659,974.40

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Solution

The fourth proportional to 146,892,601.60, 220,347,196.80 and 44,659,974.40 is: 66,992,483.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,892,601.60 : 220,347,196.80 = 44,659,974.40 : x
  2. Step 2: Convert to fraction form
    146,892,601.60/220,347,196.80 = 44,659,974.40/x
  3. Step 3: Cross multiply
    146,892,601.60x = 220,347,196.80 × 44,659,974.40
  4. Step 4: Simplify right side
    146,892,601.60x = 9,840,700,168,199,762
  5. Step 5: Solve for x
    x = 9,840,700,168,199,762/146,892,601.60
  6. Step 6: Final answer
    x = 66,992,483.36

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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.