Home / 3,840,384,688.40-5,760,577,032.60-3,779,162,685.20

Finding the Fourth Proportional to 3,840,384,688.40, 5,760,577,032.60 and 3,779,162,685.20

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Solution

The fourth proportional to 3,840,384,688.40, 5,760,577,032.60 and 3,779,162,685.20 is: 5,668,744,027.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,384,688.40 : 5,760,577,032.60 = 3,779,162,685.20 : x
  2. Step 2: Convert to fraction form
    3,840,384,688.40/5,760,577,032.60 = 3,779,162,685.20/x
  3. Step 3: Cross multiply
    3,840,384,688.40x = 5,760,577,032.60 × 3,779,162,685.20
  4. Step 4: Simplify right side
    3,840,384,688.40x = 21,770,157,766,822,064,128
  5. Step 5: Solve for x
    x = 21,770,157,766,822,064,128/3,840,384,688.40
  6. Step 6: Final answer
    x = 5,668,744,027.80

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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.