Finding the Fourth Proportional to 124,836,982.92, 187,329,450.56 and 69,551,092.66
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Solution
The fourth proportional to 124,836,982.92, 187,329,450.56 and 69,551,092.66 is: 104,367,853.73
Step by Step Solution
- Step 1: Write the proportion equation
124,836,982.92 : 187,329,450.56 = 69,551,092.66 : x - Step 2: Convert to fraction form
124,836,982.92/187,329,450.56 = 69,551,092.66/x - Step 3: Cross multiply
124,836,982.92x = 187,329,450.56 × 69,551,092.66 - Step 4: Simplify right side
124,836,982.92x = 13,028,967,973,845,448 - Step 5: Solve for x
x = 13,028,967,973,845,448/124,836,982.92 - Step 6: Final answer
x = 104,367,853.73
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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.