Finding the Fourth Proportional to 1,624,312,535,382.10, 2,241,605,055,917.20 and 892,726,873,375.73
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Solution
The fourth proportional to 1,624,312,535,382.10, 2,241,605,055,917.20 and 892,726,873,375.73 is: 1,231,992,630,310.80
Step by Step Solution
- Step 1: Write the proportion equation
1,624,312,535,382.10 : 2,241,605,055,917.20 = 892,726,873,375.73 : x - Step 2: Convert to fraction form
1,624,312,535,382.10/2,241,605,055,917.20 = 892,726,873,375.73/x - Step 3: Cross multiply
1,624,312,535,382.10x = 2,241,605,055,917.20 × 892,726,873,375.73 - Step 4: Simplify right side
1,624,312,535,382.10x = 2,001,141,072,912,190,479,007,744 - Step 5: Solve for x
x = 2,001,141,072,912,190,479,007,744/1,624,312,535,382.10 - Step 6: Final answer
x = 1,231,992,630,310.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.