Home / 18,865,211,450.67-28,287,198,834.17-6,267,325,485.51

Finding the Fourth Proportional to 18,865,211,450.67, 28,287,198,834.17 and 6,267,325,485.51

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Solution

The fourth proportional to 18,865,211,450.67, 28,287,198,834.17 and 6,267,325,485.51 is: 9,397,460,644.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,865,211,450.67 : 28,287,198,834.17 = 6,267,325,485.51 : x
  2. Step 2: Convert to fraction form
    18,865,211,450.67/28,287,198,834.17 = 6,267,325,485.51/x
  3. Step 3: Cross multiply
    18,865,211,450.67x = 28,287,198,834.17 × 6,267,325,485.51
  4. Step 4: Simplify right side
    18,865,211,450.67x = 177,285,082,167,051,091,968
  5. Step 5: Solve for x
    x = 177,285,082,167,051,091,968/18,865,211,450.67
  6. Step 6: Final answer
    x = 9,397,460,644.99

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1.5x scale

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.