Home / 8,320,343,422.60-12,480,515,133.90-2,797,766,014.60

Finding the Fourth Proportional to 8,320,343,422.60, 12,480,515,133.90 and 2,797,766,014.60

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Solution

The fourth proportional to 8,320,343,422.60, 12,480,515,133.90 and 2,797,766,014.60 is: 4,196,649,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,343,422.60 : 12,480,515,133.90 = 2,797,766,014.60 : x
  2. Step 2: Convert to fraction form
    8,320,343,422.60/12,480,515,133.90 = 2,797,766,014.60/x
  3. Step 3: Cross multiply
    8,320,343,422.60x = 12,480,515,133.90 × 2,797,766,014.60
  4. Step 4: Simplify right side
    8,320,343,422.60x = 34,917,561,086,326,386,688
  5. Step 5: Solve for x
    x = 34,917,561,086,326,386,688/8,320,343,422.60
  6. Step 6: Final answer
    x = 4,196,649,021.90

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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.