Finding the Fourth Proportional to 106,328,684.81, 159,519,927.42 and 29,651,721.23
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Solution
The fourth proportional to 106,328,684.81, 159,519,927.42 and 29,651,721.23 is: 44,485,083.47
Step by Step Solution
- Step 1: Write the proportion equation
106,328,684.81 : 159,519,927.42 = 29,651,721.23 : x - Step 2: Convert to fraction form
106,328,684.81/159,519,927.42 = 29,651,721.23/x - Step 3: Cross multiply
106,328,684.81x = 159,519,927.42 × 29,651,721.23 - Step 4: Simplify right side
106,328,684.81x = 4,730,040,418,886,473 - Step 5: Solve for x
x = 4,730,040,418,886,473/106,328,684.81 - Step 6: Final answer
x = 44,485,083.47
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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.