Finding the Fourth Proportional to 146,431,117.41, 202,074,387.48 and 80,352,721.23
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Solution
The fourth proportional to 146,431,117.41, 202,074,387.48 and 80,352,721.23 is: 110,886,451.00
Step by Step Solution
- Step 1: Write the proportion equation
146,431,117.41 : 202,074,387.48 = 80,352,721.23 : x - Step 2: Convert to fraction form
146,431,117.41/202,074,387.48 = 80,352,721.23/x - Step 3: Cross multiply
146,431,117.41x = 202,074,387.48 × 80,352,721.23 - Step 4: Simplify right side
146,431,117.41x = 16,237,226,924,903,442 - Step 5: Solve for x
x = 16,237,226,924,903,442/146,431,117.41 - Step 6: Final answer
x = 110,886,451.00
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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.