Home / 37,618,775,272.32-51,913,918,349.82-20,702,422,826.85

Finding the Fourth Proportional to 37,618,775,272.32, 51,913,918,349.82 and 20,702,422,826.85

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Solution

The fourth proportional to 37,618,775,272.32, 51,913,918,349.82 and 20,702,422,826.85 is: 28,569,348,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,618,775,272.32 : 51,913,918,349.82 = 20,702,422,826.85 : x
  2. Step 2: Convert to fraction form
    37,618,775,272.32/51,913,918,349.82 = 20,702,422,826.85/x
  3. Step 3: Cross multiply
    37,618,775,272.32x = 51,913,918,349.82 × 20,702,422,826.85
  4. Step 4: Simplify right side
    37,618,775,272.32x = 1,074,743,888,276,540,620,800
  5. Step 5: Solve for x
    x = 1,074,743,888,276,540,620,800/37,618,775,272.32
  6. Step 6: Final answer
    x = 28,569,348,164.49

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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.