Finding the Fourth Proportional to 85,582,245.48, 128,368,643.06 and 62,576,755.08
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Solution
The fourth proportional to 85,582,245.48, 128,368,643.06 and 62,576,755.08 is: 93,861,677.64
Step by Step Solution
- Step 1: Write the proportion equation
85,582,245.48 : 128,368,643.06 = 62,576,755.08 : x - Step 2: Convert to fraction form
85,582,245.48/128,368,643.06 = 62,576,755.08/x - Step 3: Cross multiply
85,582,245.48x = 128,368,643.06 × 62,576,755.08 - Step 4: Simplify right side
85,582,245.48x = 8,032,893,136,717,562 - Step 5: Solve for x
x = 8,032,893,136,717,562/85,582,245.48 - Step 6: Final answer
x = 93,861,677.64
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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.