Home / 3,873,714,721,892-5,345,694,547,311-2,115,865,379,867.80

Finding the Fourth Proportional to 3,873,714,721,892, 5,345,694,547,311 and 2,115,865,379,867.80

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Solution

The fourth proportional to 3,873,714,721,892, 5,345,694,547,311 and 2,115,865,379,867.80 is: 2,919,876,871,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,714,721,892 : 5,345,694,547,311 = 2,115,865,379,867.80 : x
  2. Step 2: Convert to fraction form
    3,873,714,721,892/5,345,694,547,311 = 2,115,865,379,867.80/x
  3. Step 3: Cross multiply
    3,873,714,721,892x = 5,345,694,547,311 × 2,115,865,379,867.80
  4. Step 4: Simplify right side
    3,873,714,721,892x = 11,310,770,024,003,416,946,114,560
  5. Step 5: Solve for x
    x = 11,310,770,024,003,416,946,114,560/3,873,714,721,892
  6. Step 6: Final answer
    x = 2,919,876,871,696.69

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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.