Home / 22,686,404,098.56-31,309,982,950.82-12,911,917,621.40

Finding the Fourth Proportional to 22,686,404,098.56, 31,309,982,950.82 and 12,911,917,621.40

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Solution

The fourth proportional to 22,686,404,098.56, 31,309,982,950.82 and 12,911,917,621.40 is: 17,820,008,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,686,404,098.56 : 31,309,982,950.82 = 12,911,917,621.40 : x
  2. Step 2: Convert to fraction form
    22,686,404,098.56/31,309,982,950.82 = 12,911,917,621.40/x
  3. Step 3: Cross multiply
    22,686,404,098.56x = 31,309,982,950.82 × 12,911,917,621.40
  4. Step 4: Simplify right side
    22,686,404,098.56x = 404,271,920,588,384,043,008
  5. Step 5: Solve for x
    x = 404,271,920,588,384,043,008/22,686,404,098.56
  6. Step 6: Final answer
    x = 17,820,008,796.11

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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.