Home / 18,174,018,668.30-27,261,028,002.45-11,970,189,010.70

Finding the Fourth Proportional to 18,174,018,668.30, 27,261,028,002.45 and 11,970,189,010.70

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Solution

The fourth proportional to 18,174,018,668.30, 27,261,028,002.45 and 11,970,189,010.70 is: 17,955,283,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174,018,668.30 : 27,261,028,002.45 = 11,970,189,010.70 : x
  2. Step 2: Convert to fraction form
    18,174,018,668.30/27,261,028,002.45 = 11,970,189,010.70/x
  3. Step 3: Cross multiply
    18,174,018,668.30x = 27,261,028,002.45 × 11,970,189,010.70
  4. Step 4: Simplify right side
    18,174,018,668.30x = 326,319,657,815,311,974,400
  5. Step 5: Solve for x
    x = 326,319,657,815,311,974,400/18,174,018,668.30
  6. Step 6: Final answer
    x = 17,955,283,516.05

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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.