Home / 325,229,325,703.74-448,827,233,029.07-178,746,979,255.21

Finding the Fourth Proportional to 325,229,325,703.74, 448,827,233,029.07 and 178,746,979,255.21

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Solution

The fourth proportional to 325,229,325,703.74, 448,827,233,029.07 and 178,746,979,255.21 is: 246,676,747,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,229,325,703.74 : 448,827,233,029.07 = 178,746,979,255.21 : x
  2. Step 2: Convert to fraction form
    325,229,325,703.74/448,827,233,029.07 = 178,746,979,255.21/x
  3. Step 3: Cross multiply
    325,229,325,703.74x = 448,827,233,029.07 × 178,746,979,255.21
  4. Step 4: Simplify right side
    325,229,325,703.74x = 80,226,512,111,420,473,081,856
  5. Step 5: Solve for x
    x = 80,226,512,111,420,473,081,856/325,229,325,703.74
  6. Step 6: Final answer
    x = 246,676,747,054.79

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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.