Home / 10,363,109,080.40-15,544,663,620.60-8,503,490,733.20

Finding the Fourth Proportional to 10,363,109,080.40, 15,544,663,620.60 and 8,503,490,733.20

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Solution

The fourth proportional to 10,363,109,080.40, 15,544,663,620.60 and 8,503,490,733.20 is: 12,755,236,099.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,109,080.40 : 15,544,663,620.60 = 8,503,490,733.20 : x
  2. Step 2: Convert to fraction form
    10,363,109,080.40/15,544,663,620.60 = 8,503,490,733.20/x
  3. Step 3: Cross multiply
    10,363,109,080.40x = 15,544,663,620.60 × 8,503,490,733.20
  4. Step 4: Simplify right side
    10,363,109,080.40x = 132,183,903,048,483,258,368
  5. Step 5: Solve for x
    x = 132,183,903,048,483,258,368/10,363,109,080.40
  6. Step 6: Final answer
    x = 12,755,236,099.80

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Double scale
Find fourth proportional to 10,363,109,081.40, 15,544,663,622.10 and 8,503,490,734.20
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.