Home / 110,395,880.20-165,593,820.30-99,646,337.80

Finding the Fourth Proportional to 110,395,880.20, 165,593,820.30 and 99,646,337.80

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Solution

The fourth proportional to 110,395,880.20, 165,593,820.30 and 99,646,337.80 is: 149,469,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,395,880.20 : 165,593,820.30 = 99,646,337.80 : x
  2. Step 2: Convert to fraction form
    110,395,880.20/165,593,820.30 = 99,646,337.80/x
  3. Step 3: Cross multiply
    110,395,880.20x = 165,593,820.30 × 99,646,337.80
  4. Step 4: Simplify right side
    110,395,880.20x = 16,500,817,755,206,298
  5. Step 5: Solve for x
    x = 16,500,817,755,206,298/110,395,880.20
  6. Step 6: Final answer
    x = 149,469,506.70

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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.