Home / 10,841,451,138.52-16,255,040,206.02-7,149,699,960.28

Finding the Fourth Proportional to 10,841,451,138.52, 16,255,040,206.02 and 7,149,699,960.28

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Solution

The fourth proportional to 10,841,451,138.52, 16,255,040,206.02 and 7,149,699,960.28 is: 10,719,843,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841,451,138.52 : 16,255,040,206.02 = 7,149,699,960.28 : x
  2. Step 2: Convert to fraction form
    10,841,451,138.52/16,255,040,206.02 = 7,149,699,960.28/x
  3. Step 3: Cross multiply
    10,841,451,138.52x = 16,255,040,206.02 × 7,149,699,960.28
  4. Step 4: Simplify right side
    10,841,451,138.52x = 116,218,660,315,331,002,368
  5. Step 5: Solve for x
    x = 116,218,660,315,331,002,368/10,841,451,138.52
  6. Step 6: Final answer
    x = 10,719,843,573.56

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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.