Finding the Fourth Proportional to 416,173,851.99, 574,319,716.11 and 248,910,110.33
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Solution
The fourth proportional to 416,173,851.99, 574,319,716.11 and 248,910,110.33 is: 343,495,832.85
Step by Step Solution
- Step 1: Write the proportion equation
416,173,851.99 : 574,319,716.11 = 248,910,110.33 : x - Step 2: Convert to fraction form
416,173,851.99/574,319,716.11 = 248,910,110.33/x - Step 3: Cross multiply
416,173,851.99x = 574,319,716.11 × 248,910,110.33 - Step 4: Simplify right side
416,173,851.99x = 142,953,983,898,762,784 - Step 5: Solve for x
x = 142,953,983,898,762,784/416,173,851.99 - Step 6: Final answer
x = 343,495,832.85
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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.