Finding the Fourth Proportional to 115,863,858, 159,893,818.56 and 62,941,548.96
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Solution
The fourth proportional to 115,863,858, 159,893,818.56 and 62,941,548.96 is: 86,860,258.09
Step by Step Solution
- Step 1: Write the proportion equation
115,863,858 : 159,893,818.56 = 62,941,548.96 : x - Step 2: Convert to fraction form
115,863,858/159,893,818.56 = 62,941,548.96/x - Step 3: Cross multiply
115,863,858x = 159,893,818.56 × 62,941,548.96 - Step 4: Simplify right side
115,863,858x = 10,063,964,609,295,596 - Step 5: Solve for x
x = 10,063,964,609,295,596/115,863,858 - Step 6: Final answer
x = 86,860,258.09
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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.