Home / 456,486,082.70-629,883,588.11-255,532,512.65

Finding the Fourth Proportional to 456,486,082.70, 629,883,588.11 and 255,532,512.65

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Solution

The fourth proportional to 456,486,082.70, 629,883,588.11 and 255,532,512.65 is: 352,597,246.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,486,082.70 : 629,883,588.11 = 255,532,512.65 : x
  2. Step 2: Convert to fraction form
    456,486,082.70/629,883,588.11 = 255,532,512.65/x
  3. Step 3: Cross multiply
    456,486,082.70x = 629,883,588.11 × 255,532,512.65
  4. Step 4: Simplify right side
    456,486,082.70x = 160,955,735,942,318,880
  5. Step 5: Solve for x
    x = 160,955,735,942,318,880/456,486,082.70
  6. Step 6: Final answer
    x = 352,597,246.76

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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.