Home / 4,138,978,883.60-6,208,468,325.40-3,894,090,870.80

Finding the Fourth Proportional to 4,138,978,883.60, 6,208,468,325.40 and 3,894,090,870.80

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Solution

The fourth proportional to 4,138,978,883.60, 6,208,468,325.40 and 3,894,090,870.80 is: 5,841,136,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,978,883.60 : 6,208,468,325.40 = 3,894,090,870.80 : x
  2. Step 2: Convert to fraction form
    4,138,978,883.60/6,208,468,325.40 = 3,894,090,870.80/x
  3. Step 3: Cross multiply
    4,138,978,883.60x = 6,208,468,325.40 × 3,894,090,870.80
  4. Step 4: Simplify right side
    4,138,978,883.60x = 24,176,339,827,591,102,464
  5. Step 5: Solve for x
    x = 24,176,339,827,591,102,464/4,138,978,883.60
  6. Step 6: Final answer
    x = 5,841,136,306.20

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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.