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Finding the Fourth Proportional to 49,174,363.20, 73,761,544.80 and 49,174,363.20

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Solution

The fourth proportional to 49,174,363.20, 73,761,544.80 and 49,174,363.20 is: 73,761,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,174,363.20 : 73,761,544.80 = 49,174,363.20 : x
  2. Step 2: Convert to fraction form
    49,174,363.20/73,761,544.80 = 49,174,363.20/x
  3. Step 3: Cross multiply
    49,174,363.20x = 73,761,544.80 × 49,174,363.20
  4. Step 4: Simplify right side
    49,174,363.20x = 3,627,176,994,188,271.50
  5. Step 5: Solve for x
    x = 3,627,176,994,188,271.50/49,174,363.20
  6. Step 6: Final answer
    x = 73,761,544.80

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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.