Finding the Fourth Proportional to 160,497,026.73, 221,553,704.39 and 108,356,691.69
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Solution
The fourth proportional to 160,497,026.73, 221,553,704.39 and 108,356,691.69 is: 149,578,013.55
Step by Step Solution
- Step 1: Write the proportion equation
160,497,026.73 : 221,553,704.39 = 108,356,691.69 : x - Step 2: Convert to fraction form
160,497,026.73/221,553,704.39 = 108,356,691.69/x - Step 3: Cross multiply
160,497,026.73x = 221,553,704.39 × 108,356,691.69 - Step 4: Simplify right side
160,497,026.73x = 24,006,826,438,822,844 - Step 5: Solve for x
x = 24,006,826,438,822,844/160,497,026.73 - Step 6: Final answer
x = 149,578,013.55
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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.