Finding the Fourth Proportional to 1,595,761,855,490.20, 2,202,153,484,227.40 and 864,151,523,802.92
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Solution
The fourth proportional to 1,595,761,855,490.20, 2,202,153,484,227.40 and 864,151,523,802.92 is: 1,192,530,252,866.86
Step by Step Solution
- Step 1: Write the proportion equation
1,595,761,855,490.20 : 2,202,153,484,227.40 = 864,151,523,802.92 : x - Step 2: Convert to fraction form
1,595,761,855,490.20/2,202,153,484,227.40 = 864,151,523,802.92/x - Step 3: Cross multiply
1,595,761,855,490.20x = 2,202,153,484,227.40 × 864,151,523,802.92 - Step 4: Simplify right side
1,595,761,855,490.20x = 1,902,994,289,043,017,333,473,280 - Step 5: Solve for x
x = 1,902,994,289,043,017,333,473,280/1,595,761,855,490.20 - Step 6: Final answer
x = 1,192,530,252,866.86
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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.