Home / 84,017,660.46-115,941,506.82-46,342,317.18

Finding the Fourth Proportional to 84,017,660.46, 115,941,506.82 and 46,342,317.18

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Solution

The fourth proportional to 84,017,660.46, 115,941,506.82 and 46,342,317.18 is: 63,950,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,017,660.46 : 115,941,506.82 = 46,342,317.18 : x
  2. Step 2: Convert to fraction form
    84,017,660.46/115,941,506.82 = 46,342,317.18/x
  3. Step 3: Cross multiply
    84,017,660.46x = 115,941,506.82 × 46,342,317.18
  4. Step 4: Simplify right side
    84,017,660.46x = 5,372,998,083,379,573
  5. Step 5: Solve for x
    x = 5,372,998,083,379,573/84,017,660.46
  6. Step 6: Final answer
    x = 63,950,817.65

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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.