Finding the Fourth Proportional to 136,948,304.16, 204,937,544.57 and 85,157,295.62
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Solution
The fourth proportional to 136,948,304.16, 204,937,544.57 and 85,157,295.62 is: 127,434,415.29
Step by Step Solution
- Step 1: Write the proportion equation
136,948,304.16 : 204,937,544.57 = 85,157,295.62 : x - Step 2: Convert to fraction form
136,948,304.16/204,937,544.57 = 85,157,295.62/x - Step 3: Cross multiply
136,948,304.16x = 204,937,544.57 × 85,157,295.62 - Step 4: Simplify right side
136,948,304.16x = 17,451,927,065,133,940 - Step 5: Solve for x
x = 17,451,927,065,133,940/136,948,304.16 - Step 6: Final answer
x = 127,434,415.29
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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.