Home / 3,800,157,411.74-5,244,217,144.83-2,106,607,765.14

Finding the Fourth Proportional to 3,800,157,411.74, 5,244,217,144.83 and 2,106,607,765.14

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Solution

The fourth proportional to 3,800,157,411.74, 5,244,217,144.83 and 2,106,607,765.14 is: 2,907,118,669.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,157,411.74 : 5,244,217,144.83 = 2,106,607,765.14 : x
  2. Step 2: Convert to fraction form
    3,800,157,411.74/5,244,217,144.83 = 2,106,607,765.14/x
  3. Step 3: Cross multiply
    3,800,157,411.74x = 5,244,217,144.83 × 2,106,607,765.14
  4. Step 4: Simplify right side
    3,800,157,411.74x = 11,047,508,559,379,197,952
  5. Step 5: Solve for x
    x = 11,047,508,559,379,197,952/3,800,157,411.74
  6. Step 6: Final answer
    x = 2,907,118,669.68

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Double scale
Find fourth proportional to 3,800,157,412.74, 5,244,217,146.21 and 2,106,607,766.14
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.