Finding the Fourth Proportional to 424,376,381.04, 585,425,036.97 and 248,049,177.99
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Solution
The fourth proportional to 424,376,381.04, 585,425,036.97 and 248,049,177.99 is: 342,182,566.43
Step by Step Solution
- Step 1: Write the proportion equation
424,376,381.04 : 585,425,036.97 = 248,049,177.99 : x - Step 2: Convert to fraction form
424,376,381.04/585,425,036.97 = 248,049,177.99/x - Step 3: Cross multiply
424,376,381.04x = 585,425,036.97 × 248,049,177.99 - Step 4: Simplify right side
424,376,381.04x = 145,214,199,195,173,888 - Step 5: Solve for x
x = 145,214,199,195,173,888/424,376,381.04 - Step 6: Final answer
x = 342,182,566.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.