Home / 77,848,742.78-107,435,867.90-44,808,170.07

Finding the Fourth Proportional to 77,848,742.78, 107,435,867.90 and 44,808,170.07

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Solution

The fourth proportional to 77,848,742.78, 107,435,867.90 and 44,808,170.07 is: 61,837,924.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,848,742.78 : 107,435,867.90 = 44,808,170.07 : x
  2. Step 2: Convert to fraction form
    77,848,742.78/107,435,867.90 = 44,808,170.07/x
  3. Step 3: Cross multiply
    77,848,742.78x = 107,435,867.90 × 44,808,170.07
  4. Step 4: Simplify right side
    77,848,742.78x = 4,814,004,640,481,254
  5. Step 5: Solve for x
    x = 4,814,004,640,481,254/77,848,742.78
  6. Step 6: Final answer
    x = 61,837,924.01

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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.