Home / 19,257,192,912.60-28,885,789,368.90-10,992,222,480.60

Finding the Fourth Proportional to 19,257,192,912.60, 28,885,789,368.90 and 10,992,222,480.60

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Solution

The fourth proportional to 19,257,192,912.60, 28,885,789,368.90 and 10,992,222,480.60 is: 16,488,333,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257,192,912.60 : 28,885,789,368.90 = 10,992,222,480.60 : x
  2. Step 2: Convert to fraction form
    19,257,192,912.60/28,885,789,368.90 = 10,992,222,480.60/x
  3. Step 3: Cross multiply
    19,257,192,912.60x = 28,885,789,368.90 × 10,992,222,480.60
  4. Step 4: Simplify right side
    19,257,192,912.60x = 317,519,023,270,699,073,536
  5. Step 5: Solve for x
    x = 317,519,023,270,699,073,536/19,257,192,912.60
  6. Step 6: Final answer
    x = 16,488,333,720.90

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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.