Home / 848,280,142.80-1,272,420,214.20-440,133,454.80

Finding the Fourth Proportional to 848,280,142.80, 1,272,420,214.20 and 440,133,454.80

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Solution

The fourth proportional to 848,280,142.80, 1,272,420,214.20 and 440,133,454.80 is: 660,200,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,280,142.80 : 1,272,420,214.20 = 440,133,454.80 : x
  2. Step 2: Convert to fraction form
    848,280,142.80/1,272,420,214.20 = 440,133,454.80/x
  3. Step 3: Cross multiply
    848,280,142.80x = 1,272,420,214.20 × 440,133,454.80
  4. Step 4: Simplify right side
    848,280,142.80x = 560,034,704,833,202,048
  5. Step 5: Solve for x
    x = 560,034,704,833,202,048/848,280,142.80
  6. Step 6: Final answer
    x = 660,200,182.20

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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.