Finding the Fourth Proportional to 79,898,881.17, 110,229,084.09 and 46,402,658.19
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Solution
The fourth proportional to 79,898,881.17, 110,229,084.09 and 46,402,658.19 is: 64,017,448.51
Step by Step Solution
- Step 1: Write the proportion equation
79,898,881.17 : 110,229,084.09 = 46,402,658.19 : x - Step 2: Convert to fraction form
79,898,881.17/110,229,084.09 = 46,402,658.19/x - Step 3: Cross multiply
79,898,881.17x = 110,229,084.09 × 46,402,658.19 - Step 4: Simplify right side
79,898,881.17x = 5,114,922,511,189,899 - Step 5: Solve for x
x = 5,114,922,511,189,899/79,898,881.17 - Step 6: Final answer
x = 64,017,448.51
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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.