Home / 68,019,342.12-102,029,087.08-16,901,361.12

Finding the Fourth Proportional to 68,019,342.12, 102,029,087.08 and 16,901,361.12

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Solution

The fourth proportional to 68,019,342.12, 102,029,087.08 and 16,901,361.12 is: 25,352,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,019,342.12 : 102,029,087.08 = 16,901,361.12 : x
  2. Step 2: Convert to fraction form
    68,019,342.12/102,029,087.08 = 16,901,361.12/x
  3. Step 3: Cross multiply
    68,019,342.12x = 102,029,087.08 × 16,901,361.12
  4. Step 4: Simplify right side
    68,019,342.12x = 1,724,430,445,483,006.50
  5. Step 5: Solve for x
    x = 1,724,430,445,483,006.50/68,019,342.12
  6. Step 6: Final answer
    x = 25,352,060.04

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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.