Home / 3,968,969,392.84-5,477,124,298.26-2,208,836,334.28

Finding the Fourth Proportional to 3,968,969,392.84, 5,477,124,298.26 and 2,208,836,334.28

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Solution

The fourth proportional to 3,968,969,392.84, 5,477,124,298.26 and 2,208,836,334.28 is: 3,048,164,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968,969,392.84 : 5,477,124,298.26 = 2,208,836,334.28 : x
  2. Step 2: Convert to fraction form
    3,968,969,392.84/5,477,124,298.26 = 2,208,836,334.28/x
  3. Step 3: Cross multiply
    3,968,969,392.84x = 5,477,124,298.26 × 2,208,836,334.28
  4. Step 4: Simplify right side
    3,968,969,392.84x = 12,098,071,157,364,537,344
  5. Step 5: Solve for x
    x = 12,098,071,157,364,537,344/3,968,969,392.84
  6. Step 6: Final answer
    x = 3,048,164,387.26

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Double scale
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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.