Home / 12,242,415,618.77-16,899,746,514.76-8,230,412,702.97

Finding the Fourth Proportional to 12,242,415,618.77, 16,899,746,514.76 and 8,230,412,702.97

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Solution

The fourth proportional to 12,242,415,618.77, 16,899,746,514.76 and 8,230,412,702.97 is: 11,361,474,134.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,415,618.77 : 16,899,746,514.76 = 8,230,412,702.97 : x
  2. Step 2: Convert to fraction form
    12,242,415,618.77/16,899,746,514.76 = 8,230,412,702.97/x
  3. Step 3: Cross multiply
    12,242,415,618.77x = 16,899,746,514.76 × 8,230,412,702.97
  4. Step 4: Simplify right side
    12,242,415,618.77x = 139,091,888,392,053,702,656
  5. Step 5: Solve for x
    x = 139,091,888,392,053,702,656/12,242,415,618.77
  6. Step 6: Final answer
    x = 11,361,474,134.15

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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.