Home / 39,684,901,414.50-54,728,377,586.55-28,963,039,086.18

Finding the Fourth Proportional to 39,684,901,414.50, 54,728,377,586.55 and 28,963,039,086.18

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Solution

The fourth proportional to 39,684,901,414.50, 54,728,377,586.55 and 28,963,039,086.18 is: 39,942,146,324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,684,901,414.50 : 54,728,377,586.55 = 28,963,039,086.18 : x
  2. Step 2: Convert to fraction form
    39,684,901,414.50/54,728,377,586.55 = 28,963,039,086.18/x
  3. Step 3: Cross multiply
    39,684,901,414.50x = 54,728,377,586.55 × 28,963,039,086.18
  4. Step 4: Simplify right side
    39,684,901,414.50x = 1,585,100,139,162,465,206,272
  5. Step 5: Solve for x
    x = 1,585,100,139,162,465,206,272/39,684,901,414.50
  6. Step 6: Final answer
    x = 39,942,146,324.28

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Double scale
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1.5x scale

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.