Home / 3,159,121,491.60-4,738,682,237.40-2,240,791,443.60

Finding the Fourth Proportional to 3,159,121,491.60, 4,738,682,237.40 and 2,240,791,443.60

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Solution

The fourth proportional to 3,159,121,491.60, 4,738,682,237.40 and 2,240,791,443.60 is: 3,361,187,165.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,121,491.60 : 4,738,682,237.40 = 2,240,791,443.60 : x
  2. Step 2: Convert to fraction form
    3,159,121,491.60/4,738,682,237.40 = 2,240,791,443.60/x
  3. Step 3: Cross multiply
    3,159,121,491.60x = 4,738,682,237.40 × 2,240,791,443.60
  4. Step 4: Simplify right side
    3,159,121,491.60x = 10,618,398,611,505,221,632
  5. Step 5: Solve for x
    x = 10,618,398,611,505,221,632/3,159,121,491.60
  6. Step 6: Final answer
    x = 3,361,187,165.40

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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.