Home / 37,618,775,234.96-51,913,918,298.19-20,702,422,789.47

Finding the Fourth Proportional to 37,618,775,234.96, 51,913,918,298.19 and 20,702,422,789.47

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Solution

The fourth proportional to 37,618,775,234.96, 51,913,918,298.19 and 20,702,422,789.47 is: 28,569,348,112.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618,775,234.96 : 51,913,918,298.19 = 20,702,422,789.47 : x
  2. Step 2: Convert to fraction form
    37,618,775,234.96/51,913,918,298.19 = 20,702,422,789.47/x
  3. Step 3: Cross multiply
    37,618,775,234.96x = 51,913,918,298.19 × 20,702,422,789.47
  4. Step 4: Simplify right side
    37,618,775,234.96x = 1,074,743,885,267,028,803,584
  5. Step 5: Solve for x
    x = 1,074,743,885,267,028,803,584/37,618,775,234.96
  6. Step 6: Final answer
    x = 28,569,348,112.86

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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.