Home / 221,932,424.48-333,030,150-123,646,397.44

Finding the Fourth Proportional to 221,932,424.48, 333,030,150 and 123,646,397.44

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Solution

The fourth proportional to 221,932,424.48, 333,030,150 and 123,646,397.44 is: 185,542,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,932,424.48 : 333,030,150 = 123,646,397.44 : x
  2. Step 2: Convert to fraction form
    221,932,424.48/333,030,150 = 123,646,397.44/x
  3. Step 3: Cross multiply
    221,932,424.48x = 333,030,150 × 123,646,397.44
  4. Step 4: Simplify right side
    221,932,424.48x = 41,177,978,286,402,816
  5. Step 5: Solve for x
    x = 41,177,978,286,402,816/221,932,424.48
  6. Step 6: Final answer
    x = 185,542,866.86

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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.