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Finding the Fourth Proportional to 1,680,552,956.20, 2,516,294,471.10 and 1,680,552,956.20

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Solution

The fourth proportional to 1,680,552,956.20, 2,516,294,471.10 and 1,680,552,956.20 is: 2,516,294,471.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,552,956.20 : 2,516,294,471.10 = 1,680,552,956.20 : x
  2. Step 2: Convert to fraction form
    1,680,552,956.20/2,516,294,471.10 = 1,680,552,956.20/x
  3. Step 3: Cross multiply
    1,680,552,956.20x = 2,516,294,471.10 × 1,680,552,956.20
  4. Step 4: Simplify right side
    1,680,552,956.20x = 4,228,766,112,076,820,480
  5. Step 5: Solve for x
    x = 4,228,766,112,076,820,480/1,680,552,956.20
  6. Step 6: Final answer
    x = 2,516,294,471.10

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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.