Home / 86,907,901.70-130,379,348.55-25,496,941.70

Finding the Fourth Proportional to 86,907,901.70, 130,379,348.55 and 25,496,941.70

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Solution

The fourth proportional to 86,907,901.70, 130,379,348.55 and 25,496,941.70 is: 38,250,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,907,901.70 : 130,379,348.55 = 25,496,941.70 : x
  2. Step 2: Convert to fraction form
    86,907,901.70/130,379,348.55 = 25,496,941.70/x
  3. Step 3: Cross multiply
    86,907,901.70x = 130,379,348.55 × 25,496,941.70
  4. Step 4: Simplify right side
    86,907,901.70x = 3,324,274,648,863,329.50
  5. Step 5: Solve for x
    x = 3,324,274,648,863,329.50/86,907,901.70
  6. Step 6: Final answer
    x = 38,250,545.51

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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.