Finding the Fourth Proportional to 213,392,773.04, 294,482,326.56 and 115,607,629.04
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Solution
The fourth proportional to 213,392,773.04, 294,482,326.56 and 115,607,629.04 is: 159,538,690.48
Step by Step Solution
- Step 1: Write the proportion equation
213,392,773.04 : 294,482,326.56 = 115,607,629.04 : x - Step 2: Convert to fraction form
213,392,773.04/294,482,326.56 = 115,607,629.04/x - Step 3: Cross multiply
213,392,773.04x = 294,482,326.56 × 115,607,629.04 - Step 4: Simplify right side
213,392,773.04x = 34,044,403,567,784,620 - Step 5: Solve for x
x = 34,044,403,567,784,620/213,392,773.04 - Step 6: Final answer
x = 159,538,690.48
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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.