Home / 165,893,105.20-248,839,657.80-58,198,615.60

Finding the Fourth Proportional to 165,893,105.20, 248,839,657.80 and 58,198,615.60

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Solution

The fourth proportional to 165,893,105.20, 248,839,657.80 and 58,198,615.60 is: 87,297,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,893,105.20 : 248,839,657.80 = 58,198,615.60 : x
  2. Step 2: Convert to fraction form
    165,893,105.20/248,839,657.80 = 58,198,615.60/x
  3. Step 3: Cross multiply
    165,893,105.20x = 248,839,657.80 × 58,198,615.60
  4. Step 4: Simplify right side
    165,893,105.20x = 14,482,123,590,337,742
  5. Step 5: Solve for x
    x = 14,482,123,590,337,742/165,893,105.20
  6. Step 6: Final answer
    x = 87,297,923.40

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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.