Finding the Fourth Proportional to 110,119,902.18, 151,922,456.70 and 63,051,822.78
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Solution
The fourth proportional to 110,119,902.18, 151,922,456.70 and 63,051,822.78 is: 86,986,889.99
Step by Step Solution
- Step 1: Write the proportion equation
110,119,902.18 : 151,922,456.70 = 63,051,822.78 : x - Step 2: Convert to fraction form
110,119,902.18/151,922,456.70 = 63,051,822.78/x - Step 3: Cross multiply
110,119,902.18x = 151,922,456.70 × 63,051,822.78 - Step 4: Simplify right side
110,119,902.18x = 9,578,987,816,150,624 - Step 5: Solve for x
x = 9,578,987,816,150,624/110,119,902.18 - Step 6: Final answer
x = 86,986,889.99
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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.