Home / 235,245,845.80-352,868,768.70-149,364,980.20

Finding the Fourth Proportional to 235,245,845.80, 352,868,768.70 and 149,364,980.20

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Solution

The fourth proportional to 235,245,845.80, 352,868,768.70 and 149,364,980.20 is: 224,047,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,245,845.80 : 352,868,768.70 = 149,364,980.20 : x
  2. Step 2: Convert to fraction form
    235,245,845.80/352,868,768.70 = 149,364,980.20/x
  3. Step 3: Cross multiply
    235,245,845.80x = 352,868,768.70 × 149,364,980.20
  4. Step 4: Simplify right side
    235,245,845.80x = 52,706,236,650,073,872
  5. Step 5: Solve for x
    x = 52,706,236,650,073,872/235,245,845.80
  6. Step 6: Final answer
    x = 224,047,470.30

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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.