Home / 621,471,168,601.20-932,206,788,331.20-150,367,853,977.20

Finding the Fourth Proportional to 621,471,168,601.20, 932,206,788,331.20 and 150,367,853,977.20

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Solution

The fourth proportional to 621,471,168,601.20, 932,206,788,331.20 and 150,367,853,977.20 is: 225,551,789,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,471,168,601.20 : 932,206,788,331.20 = 150,367,853,977.20 : x
  2. Step 2: Convert to fraction form
    621,471,168,601.20/932,206,788,331.20 = 150,367,853,977.20/x
  3. Step 3: Cross multiply
    621,471,168,601.20x = 932,206,788,331.20 × 150,367,853,977.20
  4. Step 4: Simplify right side
    621,471,168,601.20x = 140,173,934,224,340,481,474,560
  5. Step 5: Solve for x
    x = 140,173,934,224,340,481,474,560/621,471,168,601.20
  6. Step 6: Final answer
    x = 225,551,789,538.11

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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.