Finding the Fourth Proportional to 512,771,699.16, 769,158,511.20 and 124,594,858.08
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Solution
The fourth proportional to 512,771,699.16, 769,158,511.20 and 124,594,858.08 is: 186,892,520.98
Step by Step Solution
- Step 1: Write the proportion equation
512,771,699.16 : 769,158,511.20 = 124,594,858.08 : x - Step 2: Convert to fraction form
512,771,699.16/769,158,511.20 = 124,594,858.08/x - Step 3: Cross multiply
512,771,699.16x = 769,158,511.20 × 124,594,858.08 - Step 4: Simplify right side
512,771,699.16x = 95,833,195,543,988,096 - Step 5: Solve for x
x = 95,833,195,543,988,096/512,771,699.16 - Step 6: Final answer
x = 186,892,520.98
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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.