Home / 908,820,800.10-1,363,231,200.15-796,580,460.90

Finding the Fourth Proportional to 908,820,800.10, 1,363,231,200.15 and 796,580,460.90

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Solution

The fourth proportional to 908,820,800.10, 1,363,231,200.15 and 796,580,460.90 is: 1,194,870,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,820,800.10 : 1,363,231,200.15 = 796,580,460.90 : x
  2. Step 2: Convert to fraction form
    908,820,800.10/1,363,231,200.15 = 796,580,460.90/x
  3. Step 3: Cross multiply
    908,820,800.10x = 1,363,231,200.15 × 796,580,460.90
  4. Step 4: Simplify right side
    908,820,800.10x = 1,085,923,337,728,747,136
  5. Step 5: Solve for x
    x = 1,085,923,337,728,747,136/908,820,800.10
  6. Step 6: Final answer
    x = 1,194,870,691.35

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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.