Home / 10,363,109,078.40-15,544,663,617.60-8,503,490,731.20

Finding the Fourth Proportional to 10,363,109,078.40, 15,544,663,617.60 and 8,503,490,731.20

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Solution

The fourth proportional to 10,363,109,078.40, 15,544,663,617.60 and 8,503,490,731.20 is: 12,755,236,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363,109,078.40 : 15,544,663,617.60 = 8,503,490,731.20 : x
  2. Step 2: Convert to fraction form
    10,363,109,078.40/15,544,663,617.60 = 8,503,490,731.20/x
  3. Step 3: Cross multiply
    10,363,109,078.40x = 15,544,663,617.60 × 8,503,490,731.20
  4. Step 4: Simplify right side
    10,363,109,078.40x = 132,183,902,991,883,468,800
  5. Step 5: Solve for x
    x = 132,183,902,991,883,468,800/10,363,109,078.40
  6. Step 6: Final answer
    x = 12,755,236,096.80

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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.