Home / 85,824,163.45-118,436,520.09-46,665,955.18

Finding the Fourth Proportional to 85,824,163.45, 118,436,520.09 and 46,665,955.18

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Solution

The fourth proportional to 85,824,163.45, 118,436,520.09 and 46,665,955.18 is: 64,398,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,824,163.45 : 118,436,520.09 = 46,665,955.18 : x
  2. Step 2: Convert to fraction form
    85,824,163.45/118,436,520.09 = 46,665,955.18/x
  3. Step 3: Cross multiply
    85,824,163.45x = 118,436,520.09 × 46,665,955.18
  4. Step 4: Simplify right side
    85,824,163.45x = 5,526,953,338,195,110
  5. Step 5: Solve for x
    x = 5,526,953,338,195,110/85,824,163.45
  6. Step 6: Final answer
    x = 64,398,569.31

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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.