Home / 8,584,766,288.60-12,877,149,432.90-7,207,271,216.60

Finding the Fourth Proportional to 8,584,766,288.60, 12,877,149,432.90 and 7,207,271,216.60

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Solution

The fourth proportional to 8,584,766,288.60, 12,877,149,432.90 and 7,207,271,216.60 is: 10,810,906,824.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,766,288.60 : 12,877,149,432.90 = 7,207,271,216.60 : x
  2. Step 2: Convert to fraction form
    8,584,766,288.60/12,877,149,432.90 = 7,207,271,216.60/x
  3. Step 3: Cross multiply
    8,584,766,288.60x = 12,877,149,432.90 × 7,207,271,216.60
  4. Step 4: Simplify right side
    8,584,766,288.60x = 92,809,108,459,597,185,024
  5. Step 5: Solve for x
    x = 92,809,108,459,597,185,024/8,584,766,288.60
  6. Step 6: Final answer
    x = 10,810,906,824.90

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Double scale
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Similar ratio
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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.