Finding the Fourth Proportional to 224,691,028.49, 310,083,195.40 and 125,571,772.96
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Solution
The fourth proportional to 224,691,028.49, 310,083,195.40 and 125,571,772.96 is: 173,294,398.41
Step by Step Solution
- Step 1: Write the proportion equation
224,691,028.49 : 310,083,195.40 = 125,571,772.96 : x - Step 2: Convert to fraction form
224,691,028.49/310,083,195.40 = 125,571,772.96/x - Step 3: Cross multiply
224,691,028.49x = 310,083,195.40 × 125,571,772.96 - Step 4: Simplify right side
224,691,028.49x = 38,937,696,610,390,976 - Step 5: Solve for x
x = 38,937,696,610,390,976/224,691,028.49 - Step 6: Final answer
x = 173,294,398.41
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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.