Finding the Fourth Proportional to 1,569,906,506.67, 2,166,517,192.11 and 865,103,889
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Solution
The fourth proportional to 1,569,906,506.67, 2,166,517,192.11 and 865,103,889 is: 1,193,868,832.64
Step by Step Solution
- Step 1: Write the proportion equation
1,569,906,506.67 : 2,166,517,192.11 = 865,103,889 : x - Step 2: Convert to fraction form
1,569,906,506.67/2,166,517,192.11 = 865,103,889/x - Step 3: Cross multiply
1,569,906,506.67x = 2,166,517,192.11 × 865,103,889 - Step 4: Simplify right side
1,569,906,506.67x = 1,874,262,448,479,721,216 - Step 5: Solve for x
x = 1,874,262,448,479,721,216/1,569,906,506.67 - Step 6: Final answer
x = 1,193,868,832.64
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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.