Finding the Fourth Proportional to 5,673,888,975.60, 8,510,833,463.40 and 3,497,106,639.60
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Solution
The fourth proportional to 5,673,888,975.60, 8,510,833,463.40 and 3,497,106,639.60 is: 5,245,659,959.40
Step by Step Solution
- Step 1: Write the proportion equation
5,673,888,975.60 : 8,510,833,463.40 = 3,497,106,639.60 : x - Step 2: Convert to fraction form
5,673,888,975.60/8,510,833,463.40 = 3,497,106,639.60/x - Step 3: Cross multiply
5,673,888,975.60x = 8,510,833,463.40 × 3,497,106,639.60 - Step 4: Simplify right side
5,673,888,975.60x = 29,763,292,213,386,002,432 - Step 5: Solve for x
x = 29,763,292,213,386,002,432/5,673,888,975.60 - Step 6: Final answer
x = 5,245,659,959.40
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Double scale
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Similar ratio
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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.