Home / 8,503,072,815.60-12,754,609,223.40-4,149,508,143.60

Finding the Fourth Proportional to 8,503,072,815.60, 12,754,609,223.40 and 4,149,508,143.60

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Solution

The fourth proportional to 8,503,072,815.60, 12,754,609,223.40 and 4,149,508,143.60 is: 6,224,262,215.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,072,815.60 : 12,754,609,223.40 = 4,149,508,143.60 : x
  2. Step 2: Convert to fraction form
    8,503,072,815.60/12,754,609,223.40 = 4,149,508,143.60/x
  3. Step 3: Cross multiply
    8,503,072,815.60x = 12,754,609,223.40 × 4,149,508,143.60
  4. Step 4: Simplify right side
    8,503,072,815.60x = 52,925,354,840,933,965,824
  5. Step 5: Solve for x
    x = 52,925,354,840,933,965,824/8,503,072,815.60
  6. Step 6: Final answer
    x = 6,224,262,215.40

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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.