Home / 245,896,363.20-369,269,697.60-131,105,107.20

Finding the Fourth Proportional to 245,896,363.20, 369,269,697.60 and 131,105,107.20

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Solution

The fourth proportional to 245,896,363.20, 369,269,697.60 and 131,105,107.20 is: 196,884,340.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,896,363.20 : 369,269,697.60 = 131,105,107.20 : x
  2. Step 2: Convert to fraction form
    245,896,363.20/369,269,697.60 = 131,105,107.20/x
  3. Step 3: Cross multiply
    245,896,363.20x = 369,269,697.60 × 131,105,107.20
  4. Step 4: Simplify right side
    245,896,363.20x = 48,413,143,289,559,584
  5. Step 5: Solve for x
    x = 48,413,143,289,559,584/245,896,363.20
  6. Step 6: Final answer
    x = 196,884,340.46

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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.