Home / 68,654,373.62-94,652,881.79-49,542,900.54

Finding the Fourth Proportional to 68,654,373.62, 94,652,881.79 and 49,542,900.54

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Solution

The fourth proportional to 68,654,373.62, 94,652,881.79 and 49,542,900.54 is: 68,304,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,654,373.62 : 94,652,881.79 = 49,542,900.54 : x
  2. Step 2: Convert to fraction form
    68,654,373.62/94,652,881.79 = 49,542,900.54/x
  3. Step 3: Cross multiply
    68,654,373.62x = 94,652,881.79 × 49,542,900.54
  4. Step 4: Simplify right side
    68,654,373.62x = 4,689,378,308,470,205
  5. Step 5: Solve for x
    x = 4,689,378,308,470,205/68,654,373.62
  6. Step 6: Final answer
    x = 68,304,145.26

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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.