Home / 9,523,215,453.43-13,129,837,589.48-7,800,217,185.57

Finding the Fourth Proportional to 9,523,215,453.43, 13,129,837,589.48 and 7,800,217,185.57

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Solution

The fourth proportional to 9,523,215,453.43, 13,129,837,589.48 and 7,800,217,185.57 is: 10,754,307,230.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523,215,453.43 : 13,129,837,589.48 = 7,800,217,185.57 : x
  2. Step 2: Convert to fraction form
    9,523,215,453.43/13,129,837,589.48 = 7,800,217,185.57/x
  3. Step 3: Cross multiply
    9,523,215,453.43x = 13,129,837,589.48 × 7,800,217,185.57
  4. Step 4: Simplify right side
    9,523,215,453.43x = 102,415,584,809,100,230,656
  5. Step 5: Solve for x
    x = 102,415,584,809,100,230,656/9,523,215,453.43
  6. Step 6: Final answer
    x = 10,754,307,230.57

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Double scale
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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.