Home / 7,942,248,003.40-11,913,372,005.10-2,707,766,729.80

Finding the Fourth Proportional to 7,942,248,003.40, 11,913,372,005.10 and 2,707,766,729.80

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Solution

The fourth proportional to 7,942,248,003.40, 11,913,372,005.10 and 2,707,766,729.80 is: 4,061,650,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942,248,003.40 : 11,913,372,005.10 = 2,707,766,729.80 : x
  2. Step 2: Convert to fraction form
    7,942,248,003.40/11,913,372,005.10 = 2,707,766,729.80/x
  3. Step 3: Cross multiply
    7,942,248,003.40x = 11,913,372,005.10 × 2,707,766,729.80
  4. Step 4: Simplify right side
    7,942,248,003.40x = 32,258,632,355,140,497,408
  5. Step 5: Solve for x
    x = 32,258,632,355,140,497,408/7,942,248,003.40
  6. Step 6: Final answer
    x = 4,061,650,094.70

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Double scale
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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.