Home / 29,551,145,471.92-40,780,620,078.12-16,002,805,996.23

Finding the Fourth Proportional to 29,551,145,471.92, 40,780,620,078.12 and 16,002,805,996.23

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Solution

The fourth proportional to 29,551,145,471.92, 40,780,620,078.12 and 16,002,805,996.23 is: 22,083,893,571.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,551,145,471.92 : 40,780,620,078.12 = 16,002,805,996.23 : x
  2. Step 2: Convert to fraction form
    29,551,145,471.92/40,780,620,078.12 = 16,002,805,996.23/x
  3. Step 3: Cross multiply
    29,551,145,471.92x = 40,780,620,078.12 × 16,002,805,996.23
  4. Step 4: Simplify right side
    29,551,145,471.92x = 652,604,351,516,036,169,728
  5. Step 5: Solve for x
    x = 652,604,351,516,036,169,728/29,551,145,471.92
  6. Step 6: Final answer
    x = 22,083,893,571.44

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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.