Home / 18,791,923,531.76-25,932,989,379.83-10,218,288,734.73

Finding the Fourth Proportional to 18,791,923,531.76, 25,932,989,379.83 and 10,218,288,734.73

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Solution

The fourth proportional to 18,791,923,531.76, 25,932,989,379.83 and 10,218,288,734.73 is: 14,101,311,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,791,923,531.76 : 25,932,989,379.83 = 10,218,288,734.73 : x
  2. Step 2: Convert to fraction form
    18,791,923,531.76/25,932,989,379.83 = 10,218,288,734.73/x
  3. Step 3: Cross multiply
    18,791,923,531.76x = 25,932,989,379.83 × 10,218,288,734.73
  4. Step 4: Simplify right side
    18,791,923,531.76x = 264,990,773,237,816,328,192
  5. Step 5: Solve for x
    x = 264,990,773,237,816,328,192/18,791,923,531.76
  6. Step 6: Final answer
    x = 14,101,311,810.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.