Finding the Fourth Proportional to 193,126,527.36, 266,509,293.12 and 106,206,399.36
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Solution
The fourth proportional to 193,126,527.36, 266,509,293.12 and 106,206,399.36 is: 146,561,908.43
Step by Step Solution
- Step 1: Write the proportion equation
193,126,527.36 : 266,509,293.12 = 106,206,399.36 : x - Step 2: Convert to fraction form
193,126,527.36/266,509,293.12 = 106,206,399.36/x - Step 3: Cross multiply
193,126,527.36x = 266,509,293.12 × 106,206,399.36 - Step 4: Simplify right side
193,126,527.36x = 28,304,992,418,254,020 - Step 5: Solve for x
x = 28,304,992,418,254,020/193,126,527.36 - Step 6: Final answer
x = 146,561,908.43
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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.