Home / 962,336,690.32-1,328,037,372.84-522,308,817.04

Finding the Fourth Proportional to 962,336,690.32, 1,328,037,372.84 and 522,308,817.04

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Solution

The fourth proportional to 962,336,690.32, 1,328,037,372.84 and 522,308,817.04 is: 720,793,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,336,690.32 : 1,328,037,372.84 = 522,308,817.04 : x
  2. Step 2: Convert to fraction form
    962,336,690.32/1,328,037,372.84 = 522,308,817.04/x
  3. Step 3: Cross multiply
    962,336,690.32x = 1,328,037,372.84 × 522,308,817.04
  4. Step 4: Simplify right side
    962,336,690.32x = 693,645,629,192,969,856
  5. Step 5: Solve for x
    x = 693,645,629,192,969,856/962,336,690.32
  6. Step 6: Final answer
    x = 720,793,082.27

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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.