Home / 28,672,922,723.28-39,568,492,017.72-16,632,368,679.12

Finding the Fourth Proportional to 28,672,922,723.28, 39,568,492,017.72 and 16,632,368,679.12

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Solution

The fourth proportional to 28,672,922,723.28, 39,568,492,017.72 and 16,632,368,679.12 is: 22,952,586,789.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,672,922,723.28 : 39,568,492,017.72 = 16,632,368,679.12 : x
  2. Step 2: Convert to fraction form
    28,672,922,723.28/39,568,492,017.72 = 16,632,368,679.12/x
  3. Step 3: Cross multiply
    28,672,922,723.28x = 39,568,492,017.72 × 16,632,368,679.12
  4. Step 4: Simplify right side
    28,672,922,723.28x = 658,117,747,315,535,904,768
  5. Step 5: Solve for x
    x = 658,117,747,315,535,904,768/28,672,922,723.28
  6. Step 6: Final answer
    x = 22,952,586,789.53

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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.