Home / 19,680,385,693.54-27,159,702,974.59-11,107,111,806.20

Finding the Fourth Proportional to 19,680,385,693.54, 27,159,702,974.59 and 11,107,111,806.20

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Solution

The fourth proportional to 19,680,385,693.54, 27,159,702,974.59 and 11,107,111,806.20 is: 15,328,249,266.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,680,385,693.54 : 27,159,702,974.59 = 11,107,111,806.20 : x
  2. Step 2: Convert to fraction form
    19,680,385,693.54/27,159,702,974.59 = 11,107,111,806.20/x
  3. Step 3: Cross multiply
    19,680,385,693.54x = 27,159,702,974.59 × 11,107,111,806.20
  4. Step 4: Simplify right side
    19,680,385,693.54x = 301,665,857,561,953,894,400
  5. Step 5: Solve for x
    x = 301,665,857,561,953,894,400/19,680,385,693.54
  6. Step 6: Final answer
    x = 15,328,249,266.02

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Double scale
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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.