Finding the Fourth Proportional to 207,398,837.82, 311,094,252.08 and 61,930,963.74
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Solution
The fourth proportional to 207,398,837.82, 311,094,252.08 and 61,930,963.74 is: 92,895,249.79
Step by Step Solution
- Step 1: Write the proportion equation
207,398,837.82 : 311,094,252.08 = 61,930,963.74 : x - Step 2: Convert to fraction form
207,398,837.82/311,094,252.08 = 61,930,963.74/x - Step 3: Cross multiply
207,398,837.82x = 311,094,252.08 × 61,930,963.74 - Step 4: Simplify right side
207,398,837.82x = 19,266,366,845,288,900 - Step 5: Solve for x
x = 19,266,366,845,288,900/207,398,837.82 - Step 6: Final answer
x = 92,895,249.79
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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.