Home / 220,231,427.95-303,927,361.41-126,163,755.27

Finding the Fourth Proportional to 220,231,427.95, 303,927,361.41 and 126,163,755.27

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Solution

The fourth proportional to 220,231,427.95, 303,927,361.41 and 126,163,755.27 is: 174,110,559.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,231,427.95 : 303,927,361.41 = 126,163,755.27 : x
  2. Step 2: Convert to fraction form
    220,231,427.95/303,927,361.41 = 126,163,755.27/x
  3. Step 3: Cross multiply
    220,231,427.95x = 303,927,361.41 × 126,163,755.27
  4. Step 4: Simplify right side
    220,231,427.95x = 38,344,617,245,261,192
  5. Step 5: Solve for x
    x = 38,344,617,245,261,192/220,231,427.95
  6. Step 6: Final answer
    x = 174,110,559.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.