Finding the Fourth Proportional to 5,133,629,741,226.20, 7,084,578,941,842.20 and 2,821,457,772,415
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Solution
The fourth proportional to 5,133,629,741,226.20, 7,084,578,941,842.20 and 2,821,457,772,415 is: 3,893,705,102,887.66
Step by Step Solution
- Step 1: Write the proportion equation
5,133,629,741,226.20 : 7,084,578,941,842.20 = 2,821,457,772,415 : x - Step 2: Convert to fraction form
5,133,629,741,226.20/7,084,578,941,842.20 = 2,821,457,772,415/x - Step 3: Cross multiply
5,133,629,741,226.20x = 7,084,578,941,842.20 × 2,821,457,772,415 - Step 4: Simplify right side
5,133,629,741,226.20x = 19,988,840,319,748,313,360,367,616 - Step 5: Solve for x
x = 19,988,840,319,748,313,360,367,616/5,133,629,741,226.20 - Step 6: Final answer
x = 3,893,705,102,887.66
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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.