Finding the Fourth Proportional to 416,993,219.06, 625,526,181.18 and 136,790,121.15
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Solution
The fourth proportional to 416,993,219.06, 625,526,181.18 and 136,790,121.15 is: 205,197,106.80
Step by Step Solution
- Step 1: Write the proportion equation
416,993,219.06 : 625,526,181.18 = 136,790,121.15 : x - Step 2: Convert to fraction form
416,993,219.06/625,526,181.18 = 136,790,121.15/x - Step 3: Cross multiply
416,993,219.06x = 625,526,181.18 × 136,790,121.15 - Step 4: Simplify right side
416,993,219.06x = 85,565,802,106,109,040 - Step 5: Solve for x
x = 85,565,802,106,109,040/416,993,219.06 - Step 6: Final answer
x = 205,197,106.80
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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.