Home / 68,243,858.37-102,365,787.96-22,805,652.87

Finding the Fourth Proportional to 68,243,858.37, 102,365,787.96 and 22,805,652.87

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Solution

The fourth proportional to 68,243,858.37, 102,365,787.96 and 22,805,652.87 is: 34,208,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,243,858.37 : 102,365,787.96 = 22,805,652.87 : x
  2. Step 2: Convert to fraction form
    68,243,858.37/102,365,787.96 = 22,805,652.87/x
  3. Step 3: Cross multiply
    68,243,858.37x = 102,365,787.96 × 22,805,652.87
  4. Step 4: Simplify right side
    68,243,858.37x = 2,334,518,625,979,785.50
  5. Step 5: Solve for x
    x = 2,334,518,625,979,785.50/68,243,858.37
  6. Step 6: Final answer
    x = 34,208,479.44

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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.