Finding the Fourth Proportional to 6,989,317,674.08, 10,485,448,924.46 and 2,267,270,880.20
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Solution
The fourth proportional to 6,989,317,674.08, 10,485,448,924.46 and 2,267,270,880.20 is: 3,401,383,957.75
Step by Step Solution
- Step 1: Write the proportion equation
6,989,317,674.08 : 10,485,448,924.46 = 2,267,270,880.20 : x - Step 2: Convert to fraction form
6,989,317,674.08/10,485,448,924.46 = 2,267,270,880.20/x - Step 3: Cross multiply
6,989,317,674.08x = 10,485,448,924.46 × 2,267,270,880.20 - Step 4: Simplify right side
6,989,317,674.08x = 23,773,353,012,228,648,960 - Step 5: Solve for x
x = 23,773,353,012,228,648,960/6,989,317,674.08 - Step 6: Final answer
x = 3,401,383,957.75
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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.