Home / 83,380,067.21-115,064,503.66-46,212,747.07

Finding the Fourth Proportional to 83,380,067.21, 115,064,503.66 and 46,212,747.07

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Solution

The fourth proportional to 83,380,067.21, 115,064,503.66 and 46,212,747.07 is: 63,773,597.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,380,067.21 : 115,064,503.66 = 46,212,747.07 : x
  2. Step 2: Convert to fraction form
    83,380,067.21/115,064,503.66 = 46,212,747.07/x
  3. Step 3: Cross multiply
    83,380,067.21x = 115,064,503.66 × 46,212,747.07
  4. Step 4: Simplify right side
    83,380,067.21x = 5,317,446,804,813,957
  5. Step 5: Solve for x
    x = 5,317,446,804,813,957/83,380,067.21
  6. Step 6: Final answer
    x = 63,773,597.01

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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.