Home / 77,433,607.56-116,149,894.65-31,374,797.07

Finding the Fourth Proportional to 77,433,607.56, 116,149,894.65 and 31,374,797.07

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Solution

The fourth proportional to 77,433,607.56, 116,149,894.65 and 31,374,797.07 is: 47,061,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,433,607.56 : 116,149,894.65 = 31,374,797.07 : x
  2. Step 2: Convert to fraction form
    77,433,607.56/116,149,894.65 = 31,374,797.07/x
  3. Step 3: Cross multiply
    77,433,607.56x = 116,149,894.65 × 31,374,797.07
  4. Step 4: Simplify right side
    77,433,607.56x = 3,644,179,373,910,067
  5. Step 5: Solve for x
    x = 3,644,179,373,910,067/77,433,607.56
  6. Step 6: Final answer
    x = 47,061,986.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.