Finding the Fourth Proportional to 214,918,897.80, 322,378,149.84 and 67,367,519.04
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Solution
The fourth proportional to 214,918,897.80, 322,378,149.84 and 67,367,519.04 is: 101,051,216.85
Step by Step Solution
- Step 1: Write the proportion equation
214,918,897.80 : 322,378,149.84 = 67,367,519.04 : x - Step 2: Convert to fraction form
214,918,897.80/322,378,149.84 = 67,367,519.04/x - Step 3: Cross multiply
214,918,897.80x = 322,378,149.84 × 67,367,519.04 - Step 4: Simplify right side
214,918,897.80x = 21,717,816,147,426,172 - Step 5: Solve for x
x = 21,717,816,147,426,172/214,918,897.80 - Step 6: Final answer
x = 101,051,216.85
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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.