Home / 220,817,504.20-331,242,002.70-67,463,314.60

Finding the Fourth Proportional to 220,817,504.20, 331,242,002.70 and 67,463,314.60

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Solution

The fourth proportional to 220,817,504.20, 331,242,002.70 and 67,463,314.60 is: 101,199,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,817,504.20 : 331,242,002.70 = 67,463,314.60 : x
  2. Step 2: Convert to fraction form
    220,817,504.20/331,242,002.70 = 67,463,314.60/x
  3. Step 3: Cross multiply
    220,817,504.20x = 331,242,002.70 × 67,463,314.60
  4. Step 4: Simplify right side
    220,817,504.20x = 22,346,683,436,884,148
  5. Step 5: Solve for x
    x = 22,346,683,436,884,148/220,817,504.20
  6. Step 6: Final answer
    x = 101,199,782.68

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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.