Home / 221,932,372.15-333,030,071.44-123,646,345.03

Finding the Fourth Proportional to 221,932,372.15, 333,030,071.44 and 123,646,345.03

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Solution

The fourth proportional to 221,932,372.15, 333,030,071.44 and 123,646,345.03 is: 185,542,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,932,372.15 : 333,030,071.44 = 123,646,345.03 : x
  2. Step 2: Convert to fraction form
    221,932,372.15/333,030,071.44 = 123,646,345.03/x
  3. Step 3: Cross multiply
    221,932,372.15x = 333,030,071.44 × 123,646,345.03
  4. Step 4: Simplify right side
    221,932,372.15x = 41,177,951,116,970,640
  5. Step 5: Solve for x
    x = 41,177,951,116,970,640/221,932,372.15
  6. Step 6: Final answer
    x = 185,542,788.19

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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.