Home / 313,152,093.40-469,728,140.10-284,934,544.60

Finding the Fourth Proportional to 313,152,093.40, 469,728,140.10 and 284,934,544.60

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Solution

The fourth proportional to 313,152,093.40, 469,728,140.10 and 284,934,544.60 is: 427,401,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,152,093.40 : 469,728,140.10 = 284,934,544.60 : x
  2. Step 2: Convert to fraction form
    313,152,093.40/469,728,140.10 = 284,934,544.60/x
  3. Step 3: Cross multiply
    313,152,093.40x = 469,728,140.10 × 284,934,544.60
  4. Step 4: Simplify right side
    313,152,093.40x = 133,841,773,685,198,512
  5. Step 5: Solve for x
    x = 133,841,773,685,198,512/313,152,093.40
  6. Step 6: Final answer
    x = 427,401,816.90

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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.