Home / 109,462,025,808.20-164,133,182,891.78-86,917,200,968.70

Finding the Fourth Proportional to 109,462,025,808.20, 164,133,182,891.78 and 86,917,200,968.70

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Solution

The fourth proportional to 109,462,025,808.20, 164,133,182,891.78 and 86,917,200,968.70 is: 130,328,273,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462,025,808.20 : 164,133,182,891.78 = 86,917,200,968.70 : x
  2. Step 2: Convert to fraction form
    109,462,025,808.20/164,133,182,891.78 = 86,917,200,968.70/x
  3. Step 3: Cross multiply
    109,462,025,808.20x = 164,133,182,891.78 × 86,917,200,968.70
  4. Step 4: Simplify right side
    109,462,025,808.20x = 14,265,996,843,037,233,250,304
  5. Step 5: Solve for x
    x = 14,265,996,843,037,233,250,304/109,462,025,808.20
  6. Step 6: Final answer
    x = 130,328,273,551.54

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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.