Finding the Fourth Proportional to 4,043,975,665.20, 6,065,963,497.80 and 1,590,392,612.40
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Solution
The fourth proportional to 4,043,975,665.20, 6,065,963,497.80 and 1,590,392,612.40 is: 2,385,588,918.60
Step by Step Solution
- Step 1: Write the proportion equation
4,043,975,665.20 : 6,065,963,497.80 = 1,590,392,612.40 : x - Step 2: Convert to fraction form
4,043,975,665.20/6,065,963,497.80 = 1,590,392,612.40/x - Step 3: Cross multiply
4,043,975,665.20x = 6,065,963,497.80 × 1,590,392,612.40 - Step 4: Simplify right side
4,043,975,665.20x = 9,647,263,533,989,185,536 - Step 5: Solve for x
x = 9,647,263,533,989,185,536/4,043,975,665.20 - Step 6: Final answer
x = 2,385,588,918.60
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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.