Home / 215,595,964.20-323,407,943.10-113,559,292.20

Finding the Fourth Proportional to 215,595,964.20, 323,407,943.10 and 113,559,292.20

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Solution

The fourth proportional to 215,595,964.20, 323,407,943.10 and 113,559,292.20 is: 170,346,310.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,595,964.20 : 323,407,943.10 = 113,559,292.20 : x
  2. Step 2: Convert to fraction form
    215,595,964.20/323,407,943.10 = 113,559,292.20/x
  3. Step 3: Cross multiply
    215,595,964.20x = 323,407,943.10 × 113,559,292.20
  4. Step 4: Simplify right side
    215,595,964.20x = 36,725,977,110,293,880
  5. Step 5: Solve for x
    x = 36,725,977,110,293,880/215,595,964.20
  6. Step 6: Final answer
    x = 170,346,310.73

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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.