Home / 8,584,910,513.60-12,877,365,770.40-5,278,922,340.80

Finding the Fourth Proportional to 8,584,910,513.60, 12,877,365,770.40 and 5,278,922,340.80

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Solution

The fourth proportional to 8,584,910,513.60, 12,877,365,770.40 and 5,278,922,340.80 is: 7,918,383,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,910,513.60 : 12,877,365,770.40 = 5,278,922,340.80 : x
  2. Step 2: Convert to fraction form
    8,584,910,513.60/12,877,365,770.40 = 5,278,922,340.80/x
  3. Step 3: Cross multiply
    8,584,910,513.60x = 12,877,365,770.40 × 5,278,922,340.80
  4. Step 4: Simplify right side
    8,584,910,513.60x = 67,978,613,856,017,760,256
  5. Step 5: Solve for x
    x = 67,978,613,856,017,760,256/8,584,910,513.60
  6. Step 6: Final answer
    x = 7,918,383,511.20

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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.