Finding the Fourth Proportional to 206,804,516.84, 310,205,842.14 and 53,437,535.72
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Solution
The fourth proportional to 206,804,516.84, 310,205,842.14 and 53,437,535.72 is: 80,156,062.47
Step by Step Solution
- Step 1: Write the proportion equation
206,804,516.84 : 310,205,842.14 = 53,437,535.72 : x - Step 2: Convert to fraction form
206,804,516.84/310,205,842.14 = 53,437,535.72/x - Step 3: Cross multiply
206,804,516.84x = 310,205,842.14 × 53,437,535.72 - Step 4: Simplify right side
206,804,516.84x = 16,576,635,769,908,930 - Step 5: Solve for x
x = 16,576,635,769,908,930/206,804,516.84 - Step 6: Final answer
x = 80,156,062.47
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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.