Home / 3,845,869,675.20-5,768,804,512.80-3,805,055,006.40

Finding the Fourth Proportional to 3,845,869,675.20, 5,768,804,512.80 and 3,805,055,006.40

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Solution

The fourth proportional to 3,845,869,675.20, 5,768,804,512.80 and 3,805,055,006.40 is: 5,707,582,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,869,675.20 : 5,768,804,512.80 = 3,805,055,006.40 : x
  2. Step 2: Convert to fraction form
    3,845,869,675.20/5,768,804,512.80 = 3,805,055,006.40/x
  3. Step 3: Cross multiply
    3,845,869,675.20x = 5,768,804,512.80 × 3,805,055,006.40
  4. Step 4: Simplify right side
    3,845,869,675.20x = 21,950,618,492,372,553,728
  5. Step 5: Solve for x
    x = 21,950,618,492,372,553,728/3,845,869,675.20
  6. Step 6: Final answer
    x = 5,707,582,509.60

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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.