Home / 25,987,083,016.43-38,913,490,983.73-17,935,389,011.90

Finding the Fourth Proportional to 25,987,083,016.43, 38,913,490,983.73 and 17,935,389,011.90

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Solution

The fourth proportional to 25,987,083,016.43, 38,913,490,983.73 and 17,935,389,011.90 is: 26,856,750,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987,083,016.43 : 38,913,490,983.73 = 17,935,389,011.90 : x
  2. Step 2: Convert to fraction form
    25,987,083,016.43/38,913,490,983.73 = 17,935,389,011.90/x
  3. Step 3: Cross multiply
    25,987,083,016.43x = 38,913,490,983.73 × 17,935,389,011.90
  4. Step 4: Simplify right side
    25,987,083,016.43x = 697,928,598,604,260,835,328
  5. Step 5: Solve for x
    x = 697,928,598,604,260,835,328/25,987,083,016.43
  6. Step 6: Final answer
    x = 26,856,750,261.77

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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.