Finding the Fourth Proportional to 213,032,044.08, 293,981,357.61 and 118,947,654
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Solution
The fourth proportional to 213,032,044.08, 293,981,357.61 and 118,947,654 is: 164,146,163.82
Step by Step Solution
- Step 1: Write the proportion equation
213,032,044.08 : 293,981,357.61 = 118,947,654 : x - Step 2: Convert to fraction form
213,032,044.08/293,981,357.61 = 118,947,654/x - Step 3: Cross multiply
213,032,044.08x = 293,981,357.61 × 118,947,654 - Step 4: Simplify right side
213,032,044.08x = 34,968,392,807,444,548 - Step 5: Solve for x
x = 34,968,392,807,444,548/213,032,044.08 - Step 6: Final answer
x = 164,146,163.82
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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.