Home / 126,351,123,086.73-174,262,880,163.12-111,076,555,805.21

Finding the Fourth Proportional to 126,351,123,086.73, 174,262,880,163.12 and 111,076,555,805.21

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Solution

The fourth proportional to 126,351,123,086.73, 174,262,880,163.12 and 111,076,555,805.21 is: 153,196,268,148.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,351,123,086.73 : 174,262,880,163.12 = 111,076,555,805.21 : x
  2. Step 2: Convert to fraction form
    126,351,123,086.73/174,262,880,163.12 = 111,076,555,805.21/x
  3. Step 3: Cross multiply
    126,351,123,086.73x = 174,262,880,163.12 × 111,076,555,805.21
  4. Step 4: Simplify right side
    126,351,123,086.73x = 19,356,520,533,215,422,709,760
  5. Step 5: Solve for x
    x = 19,356,520,533,215,422,709,760/126,351,123,086.73
  6. Step 6: Final answer
    x = 153,196,268,148.16

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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.