Finding the Fourth Proportional to 424,554,840, 585,889,854.84 and 236,385,753.84
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Solution
The fourth proportional to 424,554,840, 585,889,854.84 and 236,385,753.84 is: 326,214,665.23
Step by Step Solution
- Step 1: Write the proportion equation
424,554,840 : 585,889,854.84 = 236,385,753.84 : x - Step 2: Convert to fraction form
424,554,840/585,889,854.84 = 236,385,753.84/x - Step 3: Cross multiply
424,554,840x = 585,889,854.84 × 236,385,753.84 - Step 4: Simplify right side
424,554,840x = 138,496,015,003,561,584 - Step 5: Solve for x
x = 138,496,015,003,561,584/424,554,840 - Step 6: Final answer
x = 326,214,665.23
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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.