Home / 453,369,939.30-680,103,513.23-125,846,836.83

Finding the Fourth Proportional to 453,369,939.30, 680,103,513.23 and 125,846,836.83

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Solution

The fourth proportional to 453,369,939.30, 680,103,513.23 and 125,846,836.83 is: 188,783,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,369,939.30 : 680,103,513.23 = 125,846,836.83 : x
  2. Step 2: Convert to fraction form
    453,369,939.30/680,103,513.23 = 125,846,836.83/x
  3. Step 3: Cross multiply
    453,369,939.30x = 680,103,513.23 × 125,846,836.83
  4. Step 4: Simplify right side
    453,369,939.30x = 85,588,875,856,336,320
  5. Step 5: Solve for x
    x = 85,588,875,856,336,320/453,369,939.30
  6. Step 6: Final answer
    x = 188,783,746.86

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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.