Home / 2,141,856,037.40-3,212,784,056.10-1,158,902,763.80

Finding the Fourth Proportional to 2,141,856,037.40, 3,212,784,056.10 and 1,158,902,763.80

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Solution

The fourth proportional to 2,141,856,037.40, 3,212,784,056.10 and 1,158,902,763.80 is: 1,738,354,145.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,856,037.40 : 3,212,784,056.10 = 1,158,902,763.80 : x
  2. Step 2: Convert to fraction form
    2,141,856,037.40/3,212,784,056.10 = 1,158,902,763.80/x
  3. Step 3: Cross multiply
    2,141,856,037.40x = 3,212,784,056.10 × 1,158,902,763.80
  4. Step 4: Simplify right side
    2,141,856,037.40x = 3,723,304,322,106,864,128
  5. Step 5: Solve for x
    x = 3,723,304,322,106,864,128/2,141,856,037.40
  6. Step 6: Final answer
    x = 1,738,354,145.70

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Double scale
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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.