Home / 37,363,949,348.91-51,562,216,789.11-21,090,981,438.12

Finding the Fourth Proportional to 37,363,949,348.91, 51,562,216,789.11 and 21,090,981,438.12

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Solution

The fourth proportional to 37,363,949,348.91, 51,562,216,789.11 and 21,090,981,438.12 is: 29,105,535,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,363,949,348.91 : 51,562,216,789.11 = 21,090,981,438.12 : x
  2. Step 2: Convert to fraction form
    37,363,949,348.91/51,562,216,789.11 = 21,090,981,438.12/x
  3. Step 3: Cross multiply
    37,363,949,348.91x = 51,562,216,789.11 × 21,090,981,438.12
  4. Step 4: Simplify right side
    37,363,949,348.91x = 1,087,497,757,207,438,426,112
  5. Step 5: Solve for x
    x = 1,087,497,757,207,438,426,112/37,363,949,348.91
  6. Step 6: Final answer
    x = 29,105,535,580.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.