Home / 51,776,012.20-77,664,018.30-50,768,242.60

Finding the Fourth Proportional to 51,776,012.20, 77,664,018.30 and 50,768,242.60

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Solution

The fourth proportional to 51,776,012.20, 77,664,018.30 and 50,768,242.60 is: 76,152,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776,012.20 : 77,664,018.30 = 50,768,242.60 : x
  2. Step 2: Convert to fraction form
    51,776,012.20/77,664,018.30 = 50,768,242.60/x
  3. Step 3: Cross multiply
    51,776,012.20x = 77,664,018.30 × 50,768,242.60
  4. Step 4: Simplify right side
    51,776,012.20x = 3,942,865,722,345,239.50
  5. Step 5: Solve for x
    x = 3,942,865,722,345,239.50/51,776,012.20
  6. Step 6: Final answer
    x = 76,152,363.90

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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.