Home / 3,725,754,611.60-5,588,631,917.40-3,171,780,513.20

Finding the Fourth Proportional to 3,725,754,611.60, 5,588,631,917.40 and 3,171,780,513.20

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Solution

The fourth proportional to 3,725,754,611.60, 5,588,631,917.40 and 3,171,780,513.20 is: 4,757,670,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725,754,611.60 : 5,588,631,917.40 = 3,171,780,513.20 : x
  2. Step 2: Convert to fraction form
    3,725,754,611.60/5,588,631,917.40 = 3,171,780,513.20/x
  3. Step 3: Cross multiply
    3,725,754,611.60x = 5,588,631,917.40 × 3,171,780,513.20
  4. Step 4: Simplify right side
    3,725,754,611.60x = 17,725,913,811,056,869,376
  5. Step 5: Solve for x
    x = 17,725,913,811,056,869,376/3,725,754,611.60
  6. Step 6: Final answer
    x = 4,757,670,769.80

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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.