Home / 3,188,584,805.60-4,782,877,208.40-2,680,668,927.20

Finding the Fourth Proportional to 3,188,584,805.60, 4,782,877,208.40 and 2,680,668,927.20

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Solution

The fourth proportional to 3,188,584,805.60, 4,782,877,208.40 and 2,680,668,927.20 is: 4,021,003,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,584,805.60 : 4,782,877,208.40 = 2,680,668,927.20 : x
  2. Step 2: Convert to fraction form
    3,188,584,805.60/4,782,877,208.40 = 2,680,668,927.20/x
  3. Step 3: Cross multiply
    3,188,584,805.60x = 4,782,877,208.40 × 2,680,668,927.20
  4. Step 4: Simplify right side
    3,188,584,805.60x = 12,821,310,315,170,957,312
  5. Step 5: Solve for x
    x = 12,821,310,315,170,957,312/3,188,584,805.60
  6. Step 6: Final answer
    x = 4,021,003,390.80

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Double scale
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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.