Finding the Fourth Proportional to 9,733,133,762.40, 14,599,700,643.60 and 3,190,245,621.60
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Solution
The fourth proportional to 9,733,133,762.40, 14,599,700,643.60 and 3,190,245,621.60 is: 4,785,368,432.40
Step by Step Solution
- Step 1: Write the proportion equation
9,733,133,762.40 : 14,599,700,643.60 = 3,190,245,621.60 : x - Step 2: Convert to fraction form
9,733,133,762.40/14,599,700,643.60 = 3,190,245,621.60/x - Step 3: Cross multiply
9,733,133,762.40x = 14,599,700,643.60 × 3,190,245,621.60 - Step 4: Simplify right side
9,733,133,762.40x = 46,576,631,054,915,600,384 - Step 5: Solve for x
x = 46,576,631,054,915,600,384/9,733,133,762.40 - Step 6: Final answer
x = 4,785,368,432.40
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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.