Home / 16,824,921,867.90-25,237,382,801.85-8,117,792,523.90

Finding the Fourth Proportional to 16,824,921,867.90, 25,237,382,801.85 and 8,117,792,523.90

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Solution

The fourth proportional to 16,824,921,867.90, 25,237,382,801.85 and 8,117,792,523.90 is: 12,176,688,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824,921,867.90 : 25,237,382,801.85 = 8,117,792,523.90 : x
  2. Step 2: Convert to fraction form
    16,824,921,867.90/25,237,382,801.85 = 8,117,792,523.90/x
  3. Step 3: Cross multiply
    16,824,921,867.90x = 25,237,382,801.85 × 8,117,792,523.90
  4. Step 4: Simplify right side
    16,824,921,867.90x = 204,871,837,431,660,347,392
  5. Step 5: Solve for x
    x = 204,871,837,431,660,347,392/16,824,921,867.90
  6. Step 6: Final answer
    x = 12,176,688,785.85

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Double scale
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Similar ratio
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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.