Finding the Fourth Proportional to 233,545,266.96, 322,286,794.84 and 129,120,653.40
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Solution
The fourth proportional to 233,545,266.96, 322,286,794.84 and 129,120,653.40 is: 178,183,364.93
Step by Step Solution
- Step 1: Write the proportion equation
233,545,266.96 : 322,286,794.84 = 129,120,653.40 : x - Step 2: Convert to fraction form
233,545,266.96/322,286,794.84 = 129,120,653.40/x - Step 3: Cross multiply
233,545,266.96x = 322,286,794.84 × 129,120,653.40 - Step 4: Simplify right side
233,545,266.96x = 41,613,881,530,158,424 - Step 5: Solve for x
x = 41,613,881,530,158,424/233,545,266.96 - Step 6: Final answer
x = 178,183,364.93
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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.