Finding the Fourth Proportional to 212,218,230.95, 318,327,326.98 and 58,864,294.07
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Solution
The fourth proportional to 212,218,230.95, 318,327,326.98 and 58,864,294.07 is: 88,296,435.71
Step by Step Solution
- Step 1: Write the proportion equation
212,218,230.95 : 318,327,326.98 = 58,864,294.07 : x - Step 2: Convert to fraction form
212,218,230.95/318,327,326.98 = 58,864,294.07/x - Step 3: Cross multiply
212,218,230.95x = 318,327,326.98 × 58,864,294.07 - Step 4: Simplify right side
212,218,230.95x = 18,738,113,384,128,968 - Step 5: Solve for x
x = 18,738,113,384,128,968/212,218,230.95 - Step 6: Final answer
x = 88,296,435.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.