Home / 81,529,194-112,473,214.43-48,470,685.26

Finding the Fourth Proportional to 81,529,194, 112,473,214.43 and 48,470,685.26

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Solution

The fourth proportional to 81,529,194, 112,473,214.43 and 48,470,685.26 is: 66,867,504.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,529,194 : 112,473,214.43 = 48,470,685.26 : x
  2. Step 2: Convert to fraction form
    81,529,194/112,473,214.43 = 48,470,685.26/x
  3. Step 3: Cross multiply
    81,529,194x = 112,473,214.43 × 48,470,685.26
  4. Step 4: Simplify right side
    81,529,194x = 5,451,653,776,855,850
  5. Step 5: Solve for x
    x = 5,451,653,776,855,850/81,529,194
  6. Step 6: Final answer
    x = 66,867,504.87

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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.