Home / 2,824,698,728.84-3,898,623,915.54-1,870,396,269.80

Finding the Fourth Proportional to 2,824,698,728.84, 3,898,623,915.54 and 1,870,396,269.80

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Solution

The fourth proportional to 2,824,698,728.84, 3,898,623,915.54 and 1,870,396,269.80 is: 2,581,504,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,698,728.84 : 3,898,623,915.54 = 1,870,396,269.80 : x
  2. Step 2: Convert to fraction form
    2,824,698,728.84/3,898,623,915.54 = 1,870,396,269.80/x
  3. Step 3: Cross multiply
    2,824,698,728.84x = 3,898,623,915.54 × 1,870,396,269.80
  4. Step 4: Simplify right side
    2,824,698,728.84x = 7,291,971,628,979,086,336
  5. Step 5: Solve for x
    x = 7,291,971,628,979,086,336/2,824,698,728.84
  6. Step 6: Final answer
    x = 2,581,504,198.85

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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.