Home / 126,351,123,087.73-174,262,880,164.50-111,076,555,806.21

Finding the Fourth Proportional to 126,351,123,087.73, 174,262,880,164.50 and 111,076,555,806.21

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Solution

The fourth proportional to 126,351,123,087.73, 174,262,880,164.50 and 111,076,555,806.21 is: 153,196,268,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,351,123,087.73 : 174,262,880,164.50 = 111,076,555,806.21 : x
  2. Step 2: Convert to fraction form
    126,351,123,087.73/174,262,880,164.50 = 111,076,555,806.21/x
  3. Step 3: Cross multiply
    126,351,123,087.73x = 174,262,880,164.50 × 111,076,555,806.21
  4. Step 4: Simplify right side
    126,351,123,087.73x = 19,356,520,533,542,972,686,336
  5. Step 5: Solve for x
    x = 19,356,520,533,542,972,686,336/126,351,123,087.73
  6. Step 6: Final answer
    x = 153,196,268,149.54

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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.