Home / 137,789,785,525.70-206,684,678,288.55-109,895,510,317.70

Finding the Fourth Proportional to 137,789,785,525.70, 206,684,678,288.55 and 109,895,510,317.70

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Solution

The fourth proportional to 137,789,785,525.70, 206,684,678,288.55 and 109,895,510,317.70 is: 164,843,265,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,789,785,525.70 : 206,684,678,288.55 = 109,895,510,317.70 : x
  2. Step 2: Convert to fraction form
    137,789,785,525.70/206,684,678,288.55 = 109,895,510,317.70/x
  3. Step 3: Cross multiply
    137,789,785,525.70x = 206,684,678,288.55 × 109,895,510,317.70
  4. Step 4: Simplify right side
    137,789,785,525.70x = 22,713,718,195,369,849,913,344
  5. Step 5: Solve for x
    x = 22,713,718,195,369,849,913,344/137,789,785,525.70
  6. Step 6: Final answer
    x = 164,843,265,476.55

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Double scale
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Similar ratio
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1.5x scale

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.