Home / 1,771,618,458.40-2,657,427,687.60-1,669,581,786.40

Finding the Fourth Proportional to 1,771,618,458.40, 2,657,427,687.60 and 1,669,581,786.40

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Solution

The fourth proportional to 1,771,618,458.40, 2,657,427,687.60 and 1,669,581,786.40 is: 2,504,372,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,618,458.40 : 2,657,427,687.60 = 1,669,581,786.40 : x
  2. Step 2: Convert to fraction form
    1,771,618,458.40/2,657,427,687.60 = 1,669,581,786.40/x
  3. Step 3: Cross multiply
    1,771,618,458.40x = 2,657,427,687.60 × 1,669,581,786.40
  4. Step 4: Simplify right side
    1,771,618,458.40x = 4,436,792,865,892,029,440
  5. Step 5: Solve for x
    x = 4,436,792,865,892,029,440/1,771,618,458.40
  6. Step 6: Final answer
    x = 2,504,372,679.60

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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.