Home / 2,520,348,009.60-3,780,522,014.40-2,180,609,385.60

Finding the Fourth Proportional to 2,520,348,009.60, 3,780,522,014.40 and 2,180,609,385.60

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Solution

The fourth proportional to 2,520,348,009.60, 3,780,522,014.40 and 2,180,609,385.60 is: 3,270,914,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,348,009.60 : 3,780,522,014.40 = 2,180,609,385.60 : x
  2. Step 2: Convert to fraction form
    2,520,348,009.60/3,780,522,014.40 = 2,180,609,385.60/x
  3. Step 3: Cross multiply
    2,520,348,009.60x = 3,780,522,014.40 × 2,180,609,385.60
  4. Step 4: Simplify right side
    2,520,348,009.60x = 8,243,841,787,068,058,624
  5. Step 5: Solve for x
    x = 8,243,841,787,068,058,624/2,520,348,009.60
  6. Step 6: Final answer
    x = 3,270,914,078.40

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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.