Home / 122,218,815.44-168,658,603.08-67,214,674.64

Finding the Fourth Proportional to 122,218,815.44, 168,658,603.08 and 67,214,674.64

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Solution

The fourth proportional to 122,218,815.44, 168,658,603.08 and 67,214,674.64 is: 92,754,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,218,815.44 : 168,658,603.08 = 67,214,674.64 : x
  2. Step 2: Convert to fraction form
    122,218,815.44/168,658,603.08 = 67,214,674.64/x
  3. Step 3: Cross multiply
    122,218,815.44x = 168,658,603.08 × 67,214,674.64
  4. Step 4: Simplify right side
    122,218,815.44x = 11,336,333,131,259,102
  5. Step 5: Solve for x
    x = 11,336,333,131,259,102/122,218,815.44
  6. Step 6: Final answer
    x = 92,754,401.93

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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.