Finding the Fourth Proportional to 242,899,551,238.94, 335,211,917,517.28 and 134,512,648,509.70
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Solution
The fourth proportional to 242,899,551,238.94, 335,211,917,517.28 and 134,512,648,509.70 is: 185,633,290,005.17
Step by Step Solution
- Step 1: Write the proportion equation
242,899,551,238.94 : 335,211,917,517.28 = 134,512,648,509.70 : x - Step 2: Convert to fraction form
242,899,551,238.94/335,211,917,517.28 = 134,512,648,509.70/x - Step 3: Cross multiply
242,899,551,238.94x = 335,211,917,517.28 × 134,512,648,509.70 - Step 4: Simplify right side
242,899,551,238.94x = 45,090,242,837,264,432,365,568 - Step 5: Solve for x
x = 45,090,242,837,264,432,365,568/242,899,551,238.94 - Step 6: Final answer
x = 185,633,290,005.17
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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.