Finding the Fourth Proportional to 378,177,942.72, 567,224,295.12 and 101,849,382.84
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Solution
The fourth proportional to 378,177,942.72, 567,224,295.12 and 101,849,382.84 is: 152,762,596.29
Step by Step Solution
- Step 1: Write the proportion equation
378,177,942.72 : 567,224,295.12 = 101,849,382.84 : x - Step 2: Convert to fraction form
378,177,942.72/567,224,295.12 = 101,849,382.84/x - Step 3: Cross multiply
378,177,942.72x = 567,224,295.12 × 101,849,382.84 - Step 4: Simplify right side
378,177,942.72x = 57,771,444,389,826,024 - Step 5: Solve for x
x = 57,771,444,389,826,024/378,177,942.72 - Step 6: Final answer
x = 152,762,596.29
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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.