Home / 2,166,926,083.55-2,990,542,423.07-1,227,295,880.27

Finding the Fourth Proportional to 2,166,926,083.55, 2,990,542,423.07 and 1,227,295,880.27

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Solution

The fourth proportional to 2,166,926,083.55, 2,990,542,423.07 and 1,227,295,880.27 is: 1,693,772,770.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,926,083.55 : 2,990,542,423.07 = 1,227,295,880.27 : x
  2. Step 2: Convert to fraction form
    2,166,926,083.55/2,990,542,423.07 = 1,227,295,880.27/x
  3. Step 3: Cross multiply
    2,166,926,083.55x = 2,990,542,423.07 × 1,227,295,880.27
  4. Step 4: Simplify right side
    2,166,926,083.55x = 3,670,280,395,606,474,752
  5. Step 5: Solve for x
    x = 3,670,280,395,606,474,752/2,166,926,083.55
  6. Step 6: Final answer
    x = 1,693,772,770.32

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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.