Home / 199,589,619.90-299,384,429.85-97,419,200.70

Finding the Fourth Proportional to 199,589,619.90, 299,384,429.85 and 97,419,200.70

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Solution

The fourth proportional to 199,589,619.90, 299,384,429.85 and 97,419,200.70 is: 146,128,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,589,619.90 : 299,384,429.85 = 97,419,200.70 : x
  2. Step 2: Convert to fraction form
    199,589,619.90/299,384,429.85 = 97,419,200.70/x
  3. Step 3: Cross multiply
    199,589,619.90x = 299,384,429.85 × 97,419,200.70
  4. Step 4: Simplify right side
    199,589,619.90x = 29,165,791,858,012,224
  5. Step 5: Solve for x
    x = 29,165,791,858,012,224/199,589,619.90
  6. Step 6: Final answer
    x = 146,128,801.05

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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.