Finding the Fourth Proportional to 230,185,696.32, 345,414,721.68 and 84,721,425.12
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Solution
The fourth proportional to 230,185,696.32, 345,414,721.68 and 84,721,425.12 is: 127,132,258.63
Step by Step Solution
- Step 1: Write the proportion equation
230,185,696.32 : 345,414,721.68 = 84,721,425.12 : x - Step 2: Convert to fraction form
230,185,696.32/345,414,721.68 = 84,721,425.12/x - Step 3: Cross multiply
230,185,696.32x = 345,414,721.68 × 84,721,425.12 - Step 4: Simplify right side
230,185,696.32x = 29,264,027,478,157,764 - Step 5: Solve for x
x = 29,264,027,478,157,764/230,185,696.32 - Step 6: Final answer
x = 127,132,258.63
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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.