Home / 15,772,397,743,327-21,765,892,378,042-8,835,684,797,221.20

Finding the Fourth Proportional to 15,772,397,743,327, 21,765,892,378,042 and 8,835,684,797,221.20

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Solution

The fourth proportional to 15,772,397,743,327, 21,765,892,378,042 and 8,835,684,797,221.20 is: 12,193,235,772,537.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,772,397,743,327 : 21,765,892,378,042 = 8,835,684,797,221.20 : x
  2. Step 2: Convert to fraction form
    15,772,397,743,327/21,765,892,378,042 = 8,835,684,797,221.20/x
  3. Step 3: Cross multiply
    15,772,397,743,327x = 21,765,892,378,042 × 8,835,684,797,221.20
  4. Step 4: Simplify right side
    15,772,397,743,327x = 192,316,564,382,618,482,974,392,320
  5. Step 5: Solve for x
    x = 192,316,564,382,618,482,974,392,320/15,772,397,743,327
  6. Step 6: Final answer
    x = 12,193,235,772,537.12

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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.