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Finding the Fourth Proportional to 68,388,840,695.40, 102,583,261,043.10 and 68,388,840,695.40

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Solution

The fourth proportional to 68,388,840,695.40, 102,583,261,043.10 and 68,388,840,695.40 is: 102,583,261,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,388,840,695.40 : 102,583,261,043.10 = 68,388,840,695.40 : x
  2. Step 2: Convert to fraction form
    68,388,840,695.40/102,583,261,043.10 = 68,388,840,695.40/x
  3. Step 3: Cross multiply
    68,388,840,695.40x = 102,583,261,043.10 × 68,388,840,695.40
  4. Step 4: Simplify right side
    68,388,840,695.40x = 7,015,550,297,491,198,967,808
  5. Step 5: Solve for x
    x = 7,015,550,297,491,198,967,808/68,388,840,695.40
  6. Step 6: Final answer
    x = 102,583,261,043.10

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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.