Home / 131,450,934.24-197,180,898.72-45,188,604

Finding the Fourth Proportional to 131,450,934.24, 197,180,898.72 and 45,188,604

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Solution

The fourth proportional to 131,450,934.24, 197,180,898.72 and 45,188,604 is: 67,784,452.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,450,934.24 : 197,180,898.72 = 45,188,604 : x
  2. Step 2: Convert to fraction form
    131,450,934.24/197,180,898.72 = 45,188,604/x
  3. Step 3: Cross multiply
    131,450,934.24x = 197,180,898.72 × 45,188,604
  4. Step 4: Simplify right side
    131,450,934.24x = 8,910,329,548,622,187
  5. Step 5: Solve for x
    x = 8,910,329,548,622,187/131,450,934.24
  6. Step 6: Final answer
    x = 67,784,452.05

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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.