Home / 3,840,384,718.40-5,760,577,077.60-3,779,162,715.20

Finding the Fourth Proportional to 3,840,384,718.40, 5,760,577,077.60 and 3,779,162,715.20

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Solution

The fourth proportional to 3,840,384,718.40, 5,760,577,077.60 and 3,779,162,715.20 is: 5,668,744,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,384,718.40 : 5,760,577,077.60 = 3,779,162,715.20 : x
  2. Step 2: Convert to fraction form
    3,840,384,718.40/5,760,577,077.60 = 3,779,162,715.20/x
  3. Step 3: Cross multiply
    3,840,384,718.40x = 5,760,577,077.60 × 3,779,162,715.20
  4. Step 4: Simplify right side
    3,840,384,718.40x = 21,770,158,109,701,697,536
  5. Step 5: Solve for x
    x = 21,770,158,109,701,697,536/3,840,384,718.40
  6. Step 6: Final answer
    x = 5,668,744,072.80

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Double scale
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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.