Home / 220,919,033.25-331,380,210.38-98,064,322.56

Finding the Fourth Proportional to 220,919,033.25, 331,380,210.38 and 98,064,322.56

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Solution

The fourth proportional to 220,919,033.25, 331,380,210.38 and 98,064,322.56 is: 147,097,220.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,919,033.25 : 331,380,210.38 = 98,064,322.56 : x
  2. Step 2: Convert to fraction form
    220,919,033.25/331,380,210.38 = 98,064,322.56/x
  3. Step 3: Cross multiply
    220,919,033.25x = 331,380,210.38 × 98,064,322.56
  4. Step 4: Simplify right side
    220,919,033.25x = 32,496,575,840,214,660
  5. Step 5: Solve for x
    x = 32,496,575,840,214,660/220,919,033.25
  6. Step 6: Final answer
    x = 147,097,220.92

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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.