Home / 79,929,805.71-110,305,806.56-48,983,998.83

Finding the Fourth Proportional to 79,929,805.71, 110,305,806.56 and 48,983,998.83

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Solution

The fourth proportional to 79,929,805.71, 110,305,806.56 and 48,983,998.83 is: 67,599,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929,805.71 : 110,305,806.56 = 48,983,998.83 : x
  2. Step 2: Convert to fraction form
    79,929,805.71/110,305,806.56 = 48,983,998.83/x
  3. Step 3: Cross multiply
    79,929,805.71x = 110,305,806.56 × 48,983,998.83
  4. Step 4: Simplify right side
    79,929,805.71x = 5,403,219,499,232,326
  5. Step 5: Solve for x
    x = 5,403,219,499,232,326/79,929,805.71
  6. Step 6: Final answer
    x = 67,599,557.53

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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.