Finding the Fourth Proportional to 916,583,696.32, 1,374,838,258.56 and 226,473,571.84
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Solution
The fourth proportional to 916,583,696.32, 1,374,838,258.56 and 226,473,571.84 is: 339,701,144.99
Step by Step Solution
- Step 1: Write the proportion equation
916,583,696.32 : 1,374,838,258.56 = 226,473,571.84 : x - Step 2: Convert to fraction form
916,583,696.32/1,374,838,258.56 = 226,473,571.84/x - Step 3: Cross multiply
916,583,696.32x = 1,374,838,258.56 × 226,473,571.84 - Step 4: Simplify right side
916,583,696.32x = 311,364,531,118,368,640 - Step 5: Solve for x
x = 311,364,531,118,368,640/916,583,696.32 - Step 6: Final answer
x = 339,701,144.99
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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.