Finding the Fourth Proportional to 3,190,281,984.14, 4,787,108,981.89 and 2,263,593,698.42
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Solution
The fourth proportional to 3,190,281,984.14, 4,787,108,981.89 and 2,263,593,698.42 is: 3,396,586,815.50
Step by Step Solution
- Step 1: Write the proportion equation
3,190,281,984.14 : 4,787,108,981.89 = 2,263,593,698.42 : x - Step 2: Convert to fraction form
3,190,281,984.14/4,787,108,981.89 = 2,263,593,698.42/x - Step 3: Cross multiply
3,190,281,984.14x = 4,787,108,981.89 × 2,263,593,698.42 - Step 4: Simplify right side
3,190,281,984.14x = 10,836,069,725,026,390,016 - Step 5: Solve for x
x = 10,836,069,725,026,390,016/3,190,281,984.14 - Step 6: Final answer
x = 3,396,586,815.50
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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.