Finding the Fourth Proportional to 307,985,406,192.93, 424,963,662,790.71 and 177,726,740,568.17
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Solution
The fourth proportional to 307,985,406,192.93, 424,963,662,790.71 and 177,726,740,568.17 is: 245,230,472,382.81
Step by Step Solution
- Step 1: Write the proportion equation
307,985,406,192.93 : 424,963,662,790.71 = 177,726,740,568.17 : x - Step 2: Convert to fraction form
307,985,406,192.93/424,963,662,790.71 = 177,726,740,568.17/x - Step 3: Cross multiply
307,985,406,192.93x = 424,963,662,790.71 × 177,726,740,568.17 - Step 4: Simplify right side
307,985,406,192.93x = 75,527,406,647,703,800,643,584 - Step 5: Solve for x
x = 75,527,406,647,703,800,643,584/307,985,406,192.93 - Step 6: Final answer
x = 245,230,472,382.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.