Home / 68,019,365.37-102,029,121.96-16,901,384.19

Finding the Fourth Proportional to 68,019,365.37, 102,029,121.96 and 16,901,384.19

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Solution

The fourth proportional to 68,019,365.37, 102,029,121.96 and 16,901,384.19 is: 25,352,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,019,365.37 : 102,029,121.96 = 16,901,384.19 : x
  2. Step 2: Convert to fraction form
    68,019,365.37/102,029,121.96 = 16,901,384.19/x
  3. Step 3: Cross multiply
    68,019,365.37x = 102,029,121.96 × 16,901,384.19
  4. Step 4: Simplify right side
    68,019,365.37x = 1,724,433,388,814,325.75
  5. Step 5: Solve for x
    x = 1,724,433,388,814,325.75/68,019,365.37
  6. Step 6: Final answer
    x = 25,352,094.65

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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.