Home / 19,620,070,188.48-27,071,655,032.16-11,274,125,469.12

Finding the Fourth Proportional to 19,620,070,188.48, 27,071,655,032.16 and 11,274,125,469.12

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Solution

The fourth proportional to 19,620,070,188.48, 27,071,655,032.16 and 11,274,125,469.12 is: 15,555,970,623.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620,070,188.48 : 27,071,655,032.16 = 11,274,125,469.12 : x
  2. Step 2: Convert to fraction form
    19,620,070,188.48/27,071,655,032.16 = 11,274,125,469.12/x
  3. Step 3: Cross multiply
    19,620,070,188.48x = 27,071,655,032.16 × 11,274,125,469.12
  4. Step 4: Simplify right side
    19,620,070,188.48x = 305,209,235,489,305,657,344
  5. Step 5: Solve for x
    x = 305,209,235,489,305,657,344/19,620,070,188.48
  6. Step 6: Final answer
    x = 15,555,970,623.82

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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.