Home / 16,138,718,718.24-22,272,429,910.32-8,904,730,840.32

Finding the Fourth Proportional to 16,138,718,718.24, 22,272,429,910.32 and 8,904,730,840.32

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Solution

The fourth proportional to 16,138,718,718.24, 22,272,429,910.32 and 8,904,730,840.32 is: 12,289,079,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138,718,718.24 : 22,272,429,910.32 = 8,904,730,840.32 : x
  2. Step 2: Convert to fraction form
    16,138,718,718.24/22,272,429,910.32 = 8,904,730,840.32/x
  3. Step 3: Cross multiply
    16,138,718,718.24x = 22,272,429,910.32 × 8,904,730,840.32
  4. Step 4: Simplify right side
    16,138,718,718.24x = 198,329,993,511,292,108,800
  5. Step 5: Solve for x
    x = 198,329,993,511,292,108,800/16,138,718,718.24
  6. Step 6: Final answer
    x = 12,289,079,261.73

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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.