Home / 2,171,890,821.60-3,257,836,232.40-2,171,890,821.60

Finding the Fourth Proportional to 2,171,890,821.60, 3,257,836,232.40 and 2,171,890,821.60

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Solution

The fourth proportional to 2,171,890,821.60, 3,257,836,232.40 and 2,171,890,821.60 is: 3,257,836,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,890,821.60 : 3,257,836,232.40 = 2,171,890,821.60 : x
  2. Step 2: Convert to fraction form
    2,171,890,821.60/3,257,836,232.40 = 2,171,890,821.60/x
  3. Step 3: Cross multiply
    2,171,890,821.60x = 3,257,836,232.40 × 2,171,890,821.60
  4. Step 4: Simplify right side
    2,171,890,821.60x = 7,075,664,611,425,484,800
  5. Step 5: Solve for x
    x = 7,075,664,611,425,484,800/2,171,890,821.60
  6. Step 6: Final answer
    x = 3,257,836,232.40

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Double scale
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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.