Finding the Fourth Proportional to 75,533,478,979.68, 104,283,242,843.40 and 48,082,554,306
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Solution
The fourth proportional to 75,533,478,979.68, 104,283,242,843.40 and 48,082,554,306 is: 66,383,870,502.94
Step by Step Solution
- Step 1: Write the proportion equation
75,533,478,979.68 : 104,283,242,843.40 = 48,082,554,306 : x - Step 2: Convert to fraction form
75,533,478,979.68/104,283,242,843.40 = 48,082,554,306/x - Step 3: Cross multiply
75,533,478,979.68x = 104,283,242,843.40 × 48,082,554,306 - Step 4: Simplify right side
75,533,478,979.68x = 5,014,204,687,223,566,106,624 - Step 5: Solve for x
x = 5,014,204,687,223,566,106,624/75,533,478,979.68 - Step 6: Final answer
x = 66,383,870,502.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.