Finding the Fourth Proportional to 91,617,686,095.16, 137,446,409,852.71 and 27,873,375,343.19
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Solution
The fourth proportional to 91,617,686,095.16, 137,446,409,852.71 and 27,873,375,343.19 is: 41,816,111,437.48
Step by Step Solution
- Step 1: Write the proportion equation
91,617,686,095.16 : 137,446,409,852.71 = 27,873,375,343.19 : x - Step 2: Convert to fraction form
91,617,686,095.16/137,446,409,852.71 = 27,873,375,343.19/x - Step 3: Cross multiply
91,617,686,095.16x = 137,446,409,852.71 × 27,873,375,343.19 - Step 4: Simplify right side
91,617,686,095.16x = 3,831,095,371,399,063,666,688 - Step 5: Solve for x
x = 3,831,095,371,399,063,666,688/91,617,686,095.16 - Step 6: Final answer
x = 41,816,111,437.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.