Home / 18,174,018,665.80-27,261,027,998.70-11,970,189,008.20

Finding the Fourth Proportional to 18,174,018,665.80, 27,261,027,998.70 and 11,970,189,008.20

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Solution

The fourth proportional to 18,174,018,665.80, 27,261,027,998.70 and 11,970,189,008.20 is: 17,955,283,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174,018,665.80 : 27,261,027,998.70 = 11,970,189,008.20 : x
  2. Step 2: Convert to fraction form
    18,174,018,665.80/27,261,027,998.70 = 11,970,189,008.20/x
  3. Step 3: Cross multiply
    18,174,018,665.80x = 27,261,027,998.70 × 11,970,189,008.20
  4. Step 4: Simplify right side
    18,174,018,665.80x = 326,319,657,702,271,221,760
  5. Step 5: Solve for x
    x = 326,319,657,702,271,221,760/18,174,018,665.80
  6. Step 6: Final answer
    x = 17,955,283,512.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.