Finding the Fourth Proportional to 230,229,060.84, 317,716,929.36 and 125,807,131.08
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Solution
The fourth proportional to 230,229,060.84, 317,716,929.36 and 125,807,131.08 is: 173,614,291.93
Step by Step Solution
- Step 1: Write the proportion equation
230,229,060.84 : 317,716,929.36 = 125,807,131.08 : x - Step 2: Convert to fraction form
230,229,060.84/317,716,929.36 = 125,807,131.08/x - Step 3: Cross multiply
230,229,060.84x = 317,716,929.36 × 125,807,131.08 - Step 4: Simplify right side
230,229,060.84x = 39,971,055,378,328,624 - Step 5: Solve for x
x = 39,971,055,378,328,624/230,229,060.84 - Step 6: Final answer
x = 173,614,291.93
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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.