Finding the Fourth Proportional to 78,328,599.94, 117,492,877.68 and 24,475,911.94
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Solution
The fourth proportional to 78,328,599.94, 117,492,877.68 and 24,475,911.94 is: 36,713,860.96
Step by Step Solution
- Step 1: Write the proportion equation
78,328,599.94 : 117,492,877.68 = 24,475,911.94 : x - Step 2: Convert to fraction form
78,328,599.94/117,492,877.68 = 24,475,911.94/x - Step 3: Cross multiply
78,328,599.94x = 117,492,877.68 × 24,475,911.94 - Step 4: Simplify right side
78,328,599.94x = 2,875,745,327,672,872 - Step 5: Solve for x
x = 2,875,745,327,672,872/78,328,599.94 - Step 6: Final answer
x = 36,713,860.96
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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.