Home / 106,893,093.80-160,339,640.70-53,145,381.80

Finding the Fourth Proportional to 106,893,093.80, 160,339,640.70 and 53,145,381.80

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Solution

The fourth proportional to 106,893,093.80, 160,339,640.70 and 53,145,381.80 is: 79,718,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,893,093.80 : 160,339,640.70 = 53,145,381.80 : x
  2. Step 2: Convert to fraction form
    106,893,093.80/160,339,640.70 = 53,145,381.80/x
  3. Step 3: Cross multiply
    106,893,093.80x = 160,339,640.70 × 53,145,381.80
  4. Step 4: Simplify right side
    106,893,093.80x = 8,521,311,422,676,318
  5. Step 5: Solve for x
    x = 8,521,311,422,676,318/106,893,093.80
  6. Step 6: Final answer
    x = 79,718,072.70

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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.