Home / 8,144,914,672.80-12,217,372,009.20-3,237,588,478.80

Finding the Fourth Proportional to 8,144,914,672.80, 12,217,372,009.20 and 3,237,588,478.80

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Solution

The fourth proportional to 8,144,914,672.80, 12,217,372,009.20 and 3,237,588,478.80 is: 4,856,382,718.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,144,914,672.80 : 12,217,372,009.20 = 3,237,588,478.80 : x
  2. Step 2: Convert to fraction form
    8,144,914,672.80/12,217,372,009.20 = 3,237,588,478.80/x
  3. Step 3: Cross multiply
    8,144,914,672.80x = 12,217,372,009.20 × 3,237,588,478.80
  4. Step 4: Simplify right side
    8,144,914,672.80x = 39,554,822,858,199,531,520
  5. Step 5: Solve for x
    x = 39,554,822,858,199,531,520/8,144,914,672.80
  6. Step 6: Final answer
    x = 4,856,382,718.20

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1.5x scale

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.