Home / 50,515,307.20-75,772,960.80-49,843,460.80

Finding the Fourth Proportional to 50,515,307.20, 75,772,960.80 and 49,843,460.80

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Solution

The fourth proportional to 50,515,307.20, 75,772,960.80 and 49,843,460.80 is: 74,765,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,515,307.20 : 75,772,960.80 = 49,843,460.80 : x
  2. Step 2: Convert to fraction form
    50,515,307.20/75,772,960.80 = 49,843,460.80/x
  3. Step 3: Cross multiply
    50,515,307.20x = 75,772,960.80 × 49,843,460.80
  4. Step 4: Simplify right side
    50,515,307.20x = 3,776,786,601,334,736.50
  5. Step 5: Solve for x
    x = 3,776,786,601,334,736.50/50,515,307.20
  6. Step 6: Final answer
    x = 74,765,191.20

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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.