Home / 656,098,433.40-984,159,314.10-196,042,279.80

Finding the Fourth Proportional to 656,098,433.40, 984,159,314.10 and 196,042,279.80

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Solution

The fourth proportional to 656,098,433.40, 984,159,314.10 and 196,042,279.80 is: 294,066,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,098,433.40 : 984,159,314.10 = 196,042,279.80 : x
  2. Step 2: Convert to fraction form
    656,098,433.40/984,159,314.10 = 196,042,279.80/x
  3. Step 3: Cross multiply
    656,098,433.40x = 984,159,314.10 × 196,042,279.80
  4. Step 4: Simplify right side
    656,098,433.40x = 192,936,835,622,568,288
  5. Step 5: Solve for x
    x = 192,936,835,622,568,288/656,098,433.40
  6. Step 6: Final answer
    x = 294,066,904.90

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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.