Home / 52,401,845.80-78,602,768.70-50,190,351.40

Finding the Fourth Proportional to 52,401,845.80, 78,602,768.70 and 50,190,351.40

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Solution

The fourth proportional to 52,401,845.80, 78,602,768.70 and 50,190,351.40 is: 75,285,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,401,845.80 : 78,602,768.70 = 50,190,351.40 : x
  2. Step 2: Convert to fraction form
    52,401,845.80/78,602,768.70 = 50,190,351.40/x
  3. Step 3: Cross multiply
    52,401,845.80x = 78,602,768.70 × 50,190,351.40
  4. Step 4: Simplify right side
    52,401,845.80x = 3,945,100,582,065,921
  5. Step 5: Solve for x
    x = 3,945,100,582,065,921/52,401,845.80
  6. Step 6: Final answer
    x = 75,285,527.10

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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.