Home / 25,987,083,015.43-38,913,490,982.24-17,935,389,010.90

Finding the Fourth Proportional to 25,987,083,015.43, 38,913,490,982.24 and 17,935,389,010.90

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Solution

The fourth proportional to 25,987,083,015.43, 38,913,490,982.24 and 17,935,389,010.90 is: 26,856,750,260.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987,083,015.43 : 38,913,490,982.24 = 17,935,389,010.90 : x
  2. Step 2: Convert to fraction form
    25,987,083,015.43/38,913,490,982.24 = 17,935,389,010.90/x
  3. Step 3: Cross multiply
    25,987,083,015.43x = 38,913,490,982.24 × 17,935,389,010.90
  4. Step 4: Simplify right side
    25,987,083,015.43x = 697,928,598,538,417,078,272
  5. Step 5: Solve for x
    x = 697,928,598,538,417,078,272/25,987,083,015.43
  6. Step 6: Final answer
    x = 26,856,750,260.28

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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.