Finding the Fourth Proportional to 303,802,317.84, 419,248,482.18 and 164,573,079.14
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Solution
The fourth proportional to 303,802,317.84, 419,248,482.18 and 164,573,079.14 is: 227,111,544.53
Step by Step Solution
- Step 1: Write the proportion equation
303,802,317.84 : 419,248,482.18 = 164,573,079.14 : x - Step 2: Convert to fraction form
303,802,317.84/419,248,482.18 = 164,573,079.14/x - Step 3: Cross multiply
303,802,317.84x = 419,248,482.18 × 164,573,079.14 - Step 4: Simplify right side
303,802,317.84x = 68,997,013,637,134,016 - Step 5: Solve for x
x = 68,997,013,637,134,016/303,802,317.84 - Step 6: Final answer
x = 227,111,544.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.