Home / 18,657,915,546.36-25,610,868,353.64-16,496,013,558.36

Finding the Fourth Proportional to 18,657,915,546.36, 25,610,868,353.64 and 16,496,013,558.36

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Solution

The fourth proportional to 18,657,915,546.36, 25,610,868,353.64 and 16,496,013,558.36 is: 22,643,324,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657,915,546.36 : 25,610,868,353.64 = 16,496,013,558.36 : x
  2. Step 2: Convert to fraction form
    18,657,915,546.36/25,610,868,353.64 = 16,496,013,558.36/x
  3. Step 3: Cross multiply
    18,657,915,546.36x = 25,610,868,353.64 × 16,496,013,558.36
  4. Step 4: Simplify right side
    18,657,915,546.36x = 422,477,231,603,018,498,048
  5. Step 5: Solve for x
    x = 422,477,231,603,018,498,048/18,657,915,546.36
  6. Step 6: Final answer
    x = 22,643,324,253.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.