Home / 72,485,362,844.40-108,728,044,266.60-22,813,910,914.80

Finding the Fourth Proportional to 72,485,362,844.40, 108,728,044,266.60 and 22,813,910,914.80

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Solution

The fourth proportional to 72,485,362,844.40, 108,728,044,266.60 and 22,813,910,914.80 is: 34,220,866,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,485,362,844.40 : 108,728,044,266.60 = 22,813,910,914.80 : x
  2. Step 2: Convert to fraction form
    72,485,362,844.40/108,728,044,266.60 = 22,813,910,914.80/x
  3. Step 3: Cross multiply
    72,485,362,844.40x = 108,728,044,266.60 × 22,813,910,914.80
  4. Step 4: Simplify right side
    72,485,362,844.40x = 2,480,511,915,838,643,109,888
  5. Step 5: Solve for x
    x = 2,480,511,915,838,643,109,888/72,485,362,844.40
  6. Step 6: Final answer
    x = 34,220,866,372.20

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Double scale
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Similar ratio
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1.5x scale

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.