Finding the Fourth Proportional to 1,757,958,369.80, 2,637,357,458.70 and 531,138,849.80
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Solution
The fourth proportional to 1,757,958,369.80, 2,637,357,458.70 and 531,138,849.80 is: 796,835,141.94
Step by Step Solution
- Step 1: Write the proportion equation
1,757,958,369.80 : 2,637,357,458.70 = 531,138,849.80 : x - Step 2: Convert to fraction form
1,757,958,369.80/2,637,357,458.70 = 531,138,849.80/x - Step 3: Cross multiply
1,757,958,369.80x = 2,637,357,458.70 × 531,138,849.80 - Step 4: Simplify right side
1,757,958,369.80x = 1,400,803,007,125,368,832 - Step 5: Solve for x
x = 1,400,803,007,125,368,832/1,757,958,369.80 - Step 6: Final answer
x = 796,835,141.94
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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.