Home / 444,226,429.38-665,944,495.48-210,913,201.56

Finding the Fourth Proportional to 444,226,429.38, 665,944,495.48 and 210,913,201.56

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Solution

The fourth proportional to 444,226,429.38, 665,944,495.48 and 210,913,201.56 is: 316,182,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,226,429.38 : 665,944,495.48 = 210,913,201.56 : x
  2. Step 2: Convert to fraction form
    444,226,429.38/665,944,495.48 = 210,913,201.56/x
  3. Step 3: Cross multiply
    444,226,429.38x = 665,944,495.48 × 210,913,201.56
  4. Step 4: Simplify right side
    444,226,429.38x = 140,456,485,602,945,760
  5. Step 5: Solve for x
    x = 140,456,485,602,945,760/444,226,429.38
  6. Step 6: Final answer
    x = 316,182,190.69

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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.