Home / 6,728,832,001.20-10,093,248,001.80-3,826,455,553.20

Finding the Fourth Proportional to 6,728,832,001.20, 10,093,248,001.80 and 3,826,455,553.20

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Solution

The fourth proportional to 6,728,832,001.20, 10,093,248,001.80 and 3,826,455,553.20 is: 5,739,683,329.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,832,001.20 : 10,093,248,001.80 = 3,826,455,553.20 : x
  2. Step 2: Convert to fraction form
    6,728,832,001.20/10,093,248,001.80 = 3,826,455,553.20/x
  3. Step 3: Cross multiply
    6,728,832,001.20x = 10,093,248,001.80 × 3,826,455,553.20
  4. Step 4: Simplify right side
    6,728,832,001.20x = 38,621,364,866,312,404,992
  5. Step 5: Solve for x
    x = 38,621,364,866,312,404,992/6,728,832,001.20
  6. Step 6: Final answer
    x = 5,739,683,329.80

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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.