Finding the Fourth Proportional to 173,916,933.56, 239,905,134.08 and 108,613,463.48
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Solution
The fourth proportional to 173,916,933.56, 239,905,134.08 and 108,613,463.48 is: 149,823,981.98
Step by Step Solution
- Step 1: Write the proportion equation
173,916,933.56 : 239,905,134.08 = 108,613,463.48 : x - Step 2: Convert to fraction form
173,916,933.56/239,905,134.08 = 108,613,463.48/x - Step 3: Cross multiply
173,916,933.56x = 239,905,134.08 × 108,613,463.48 - Step 4: Simplify right side
173,916,933.56x = 26,056,927,519,062,584 - Step 5: Solve for x
x = 26,056,927,519,062,584/173,916,933.56 - Step 6: Final answer
x = 149,823,981.98
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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.