Finding the Fourth Proportional to 102,703,244.12, 141,745,010.97 and 63,557,631.75
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Solution
The fourth proportional to 102,703,244.12, 141,745,010.97 and 63,557,631.75 is: 87,718,526.20
Step by Step Solution
- Step 1: Write the proportion equation
102,703,244.12 : 141,745,010.97 = 63,557,631.75 : x - Step 2: Convert to fraction form
102,703,244.12/141,745,010.97 = 63,557,631.75/x - Step 3: Cross multiply
102,703,244.12x = 141,745,010.97 × 63,557,631.75 - Step 4: Simplify right side
102,703,244.12x = 9,008,977,210,400,854 - Step 5: Solve for x
x = 9,008,977,210,400,854/102,703,244.12 - Step 6: Final answer
x = 87,718,526.20
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.