Home / 73,903,104,015.20-110,854,656,022.80-68,678,826,408.80

Finding the Fourth Proportional to 73,903,104,015.20, 110,854,656,022.80 and 68,678,826,408.80

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Solution

The fourth proportional to 73,903,104,015.20, 110,854,656,022.80 and 68,678,826,408.80 is: 103,018,239,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,903,104,015.20 : 110,854,656,022.80 = 68,678,826,408.80 : x
  2. Step 2: Convert to fraction form
    73,903,104,015.20/110,854,656,022.80 = 68,678,826,408.80/x
  3. Step 3: Cross multiply
    73,903,104,015.20x = 110,854,656,022.80 × 68,678,826,408.80
  4. Step 4: Simplify right side
    73,903,104,015.20x = 7,613,367,677,597,117,317,120
  5. Step 5: Solve for x
    x = 7,613,367,677,597,117,317,120/73,903,104,015.20
  6. Step 6: Final answer
    x = 103,018,239,613.20

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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.