Home / 8,514,230,872.80-12,771,346,309.20-6,174,189,861.60

Finding the Fourth Proportional to 8,514,230,872.80, 12,771,346,309.20 and 6,174,189,861.60

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Solution

The fourth proportional to 8,514,230,872.80, 12,771,346,309.20 and 6,174,189,861.60 is: 9,261,284,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,230,872.80 : 12,771,346,309.20 = 6,174,189,861.60 : x
  2. Step 2: Convert to fraction form
    8,514,230,872.80/12,771,346,309.20 = 6,174,189,861.60/x
  3. Step 3: Cross multiply
    8,514,230,872.80x = 12,771,346,309.20 × 6,174,189,861.60
  4. Step 4: Simplify right side
    8,514,230,872.80x = 78,852,716,901,245,222,912
  5. Step 5: Solve for x
    x = 78,852,716,901,245,222,912/8,514,230,872.80
  6. Step 6: Final answer
    x = 9,261,284,792.40

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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.