Home / 78,873,704.64-108,843,703.43-44,066,656.80

Finding the Fourth Proportional to 78,873,704.64, 108,843,703.43 and 44,066,656.80

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Solution

The fourth proportional to 78,873,704.64, 108,843,703.43 and 44,066,656.80 is: 60,810,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,873,704.64 : 108,843,703.43 = 44,066,656.80 : x
  2. Step 2: Convert to fraction form
    78,873,704.64/108,843,703.43 = 44,066,656.80/x
  3. Step 3: Cross multiply
    78,873,704.64x = 108,843,703.43 × 44,066,656.80
  4. Step 4: Simplify right side
    78,873,704.64x = 4,796,378,123,670,459
  5. Step 5: Solve for x
    x = 4,796,378,123,670,459/78,873,704.64
  6. Step 6: Final answer
    x = 60,810,863.97

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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.