Finding the Fourth Proportional to 127,788,261.60, 191,551,755.60 and 62,992,408.80
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Solution
The fourth proportional to 127,788,261.60, 191,551,755.60 and 62,992,408.80 is: 94,424,216.62
Step by Step Solution
- Step 1: Write the proportion equation
127,788,261.60 : 191,551,755.60 = 62,992,408.80 : x - Step 2: Convert to fraction form
127,788,261.60/191,551,755.60 = 62,992,408.80/x - Step 3: Cross multiply
127,788,261.60x = 191,551,755.60 × 62,992,408.80 - Step 4: Simplify right side
127,788,261.60x = 12,066,306,495,112,888 - Step 5: Solve for x
x = 12,066,306,495,112,888/127,788,261.60 - Step 6: Final answer
x = 94,424,216.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.