Home / 15,635,821,863.92-21,577,448,076.03-8,499,235,676.00

Finding the Fourth Proportional to 15,635,821,863.92, 21,577,448,076.03 and 8,499,235,676.00

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Solution

The fourth proportional to 15,635,821,863.92, 21,577,448,076.03 and 8,499,235,676.00 is: 11,728,952,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635,821,863.92 : 21,577,448,076.03 = 8,499,235,676.00 : x
  2. Step 2: Convert to fraction form
    15,635,821,863.92/21,577,448,076.03 = 8,499,235,676.00/x
  3. Step 3: Cross multiply
    15,635,821,863.92x = 21,577,448,076.03 × 8,499,235,676.00
  4. Step 4: Simplify right side
    15,635,821,863.92x = 183,391,816,484,723,851,264
  5. Step 5: Solve for x
    x = 183,391,816,484,723,851,264/15,635,821,863.92
  6. Step 6: Final answer
    x = 11,728,952,790.64

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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.