Home / 662,848,931.70-994,348,047.15-202,783,446.90

Finding the Fourth Proportional to 662,848,931.70, 994,348,047.15 and 202,783,446.90

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Solution

The fourth proportional to 662,848,931.70, 994,348,047.15 and 202,783,446.90 is: 304,198,007.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,848,931.70 : 994,348,047.15 = 202,783,446.90 : x
  2. Step 2: Convert to fraction form
    662,848,931.70/994,348,047.15 = 202,783,446.90/x
  3. Step 3: Cross multiply
    662,848,931.70x = 994,348,047.15 × 202,783,446.90
  4. Step 4: Simplify right side
    662,848,931.70x = 201,637,324,419,360,736
  5. Step 5: Solve for x
    x = 201,637,324,419,360,736/662,848,931.70
  6. Step 6: Final answer
    x = 304,198,007.69

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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.