Home / 73,418,838.80-110,128,258.20-61,474,902.80

Finding the Fourth Proportional to 73,418,838.80, 110,128,258.20 and 61,474,902.80

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Solution

The fourth proportional to 73,418,838.80, 110,128,258.20 and 61,474,902.80 is: 92,212,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,418,838.80 : 110,128,258.20 = 61,474,902.80 : x
  2. Step 2: Convert to fraction form
    73,418,838.80/110,128,258.20 = 61,474,902.80/x
  3. Step 3: Cross multiply
    73,418,838.80x = 110,128,258.20 × 61,474,902.80
  4. Step 4: Simplify right side
    73,418,838.80x = 6,770,123,968,378,303
  5. Step 5: Solve for x
    x = 6,770,123,968,378,303/73,418,838.80
  6. Step 6: Final answer
    x = 92,212,354.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.