Home / 193,615,266.30-290,422,899.45-149,777,288.70

Finding the Fourth Proportional to 193,615,266.30, 290,422,899.45 and 149,777,288.70

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Solution

The fourth proportional to 193,615,266.30, 290,422,899.45 and 149,777,288.70 is: 224,665,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,615,266.30 : 290,422,899.45 = 149,777,288.70 : x
  2. Step 2: Convert to fraction form
    193,615,266.30/290,422,899.45 = 149,777,288.70/x
  3. Step 3: Cross multiply
    193,615,266.30x = 290,422,899.45 × 149,777,288.70
  4. Step 4: Simplify right side
    193,615,266.30x = 43,498,754,456,013,712
  5. Step 5: Solve for x
    x = 43,498,754,456,013,712/193,615,266.30
  6. Step 6: Final answer
    x = 224,665,933.05

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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.