Home / 4,645,152,010.80-6,967,728,016.20-4,172,172,145.20

Finding the Fourth Proportional to 4,645,152,010.80, 6,967,728,016.20 and 4,172,172,145.20

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Solution

The fourth proportional to 4,645,152,010.80, 6,967,728,016.20 and 4,172,172,145.20 is: 6,258,258,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645,152,010.80 : 6,967,728,016.20 = 4,172,172,145.20 : x
  2. Step 2: Convert to fraction form
    4,645,152,010.80/6,967,728,016.20 = 4,172,172,145.20/x
  3. Step 3: Cross multiply
    4,645,152,010.80x = 6,967,728,016.20 × 4,172,172,145.20
  4. Step 4: Simplify right side
    4,645,152,010.80x = 29,070,560,744,519,290,880
  5. Step 5: Solve for x
    x = 29,070,560,744,519,290,880/4,645,152,010.80
  6. Step 6: Final answer
    x = 6,258,258,217.80

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Double scale
Find fourth proportional to 4,645,152,011.80, 6,967,728,017.70 and 4,172,172,146.20
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.