Home / 68,019,358.37-102,029,111.46-16,901,377.18

Finding the Fourth Proportional to 68,019,358.37, 102,029,111.46 and 16,901,377.18

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Solution

The fourth proportional to 68,019,358.37, 102,029,111.46 and 16,901,377.18 is: 25,352,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,019,358.37 : 102,029,111.46 = 16,901,377.18 : x
  2. Step 2: Convert to fraction form
    68,019,358.37/102,029,111.46 = 16,901,377.18/x
  3. Step 3: Cross multiply
    68,019,358.37x = 102,029,111.46 × 16,901,377.18
  4. Step 4: Simplify right side
    68,019,358.37x = 1,724,432,495,870,647.50
  5. Step 5: Solve for x
    x = 1,724,432,495,870,647.50/68,019,358.37
  6. Step 6: Final answer
    x = 25,352,084.13

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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.