Home / 4,653,619,946.32-6,414,493,485.80-3,147,697,112.90

Finding the Fourth Proportional to 4,653,619,946.32, 6,414,493,485.80 and 3,147,697,112.90

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Solution

The fourth proportional to 4,653,619,946.32, 6,414,493,485.80 and 3,147,697,112.90 is: 4,338,747,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,619,946.32 : 6,414,493,485.80 = 3,147,697,112.90 : x
  2. Step 2: Convert to fraction form
    4,653,619,946.32/6,414,493,485.80 = 3,147,697,112.90/x
  3. Step 3: Cross multiply
    4,653,619,946.32x = 6,414,493,485.80 × 3,147,697,112.90
  4. Step 4: Simplify right side
    4,653,619,946.32x = 20,190,882,625,968,517,120
  5. Step 5: Solve for x
    x = 20,190,882,625,968,517,120/4,653,619,946.32
  6. Step 6: Final answer
    x = 4,338,747,654.27

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Double scale
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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.