Finding the Fourth Proportional to 102,699,395.62, 141,680,631.16 and 67,940,497.01
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Solution
The fourth proportional to 102,699,395.62, 141,680,631.16 and 67,940,497.01 is: 93,728,424.00
Step by Step Solution
- Step 1: Write the proportion equation
102,699,395.62 : 141,680,631.16 = 67,940,497.01 : x - Step 2: Convert to fraction form
102,699,395.62/141,680,631.16 = 67,940,497.01/x - Step 3: Cross multiply
102,699,395.62x = 141,680,631.16 × 67,940,497.01 - Step 4: Simplify right side
102,699,395.62x = 9,625,852,497,700,894 - Step 5: Solve for x
x = 9,625,852,497,700,894/102,699,395.62 - Step 6: Final answer
x = 93,728,424.00
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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.