Finding the Fourth Proportional to 189,730,328.68, 284,612,297.82 and 53,416,893.16
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Solution
The fourth proportional to 189,730,328.68, 284,612,297.82 and 53,416,893.16 is: 80,130,070.98
Step by Step Solution
- Step 1: Write the proportion equation
189,730,328.68 : 284,612,297.82 = 53,416,893.16 : x - Step 2: Convert to fraction form
189,730,328.68/284,612,297.82 = 53,416,893.16/x - Step 3: Cross multiply
189,730,328.68x = 284,612,297.82 × 53,416,893.16 - Step 4: Simplify right side
189,730,328.68x = 15,203,104,704,673,040 - Step 5: Solve for x
x = 15,203,104,704,673,040/189,730,328.68 - Step 6: Final answer
x = 80,130,070.98
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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.