Finding the Fourth Proportional to 258,321,323.94, 387,663,559.35 and 233,623,267.62
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Solution
The fourth proportional to 258,321,323.94, 387,663,559.35 and 233,623,267.62 is: 350,599,114.67
Step by Step Solution
- Step 1: Write the proportion equation
258,321,323.94 : 387,663,559.35 = 233,623,267.62 : x - Step 2: Convert to fraction form
258,321,323.94/387,663,559.35 = 233,623,267.62/x - Step 3: Cross multiply
258,321,323.94x = 387,663,559.35 × 233,623,267.62 - Step 4: Simplify right side
258,321,323.94x = 90,567,227,472,546,816 - Step 5: Solve for x
x = 90,567,227,472,546,816/258,321,323.94 - Step 6: Final answer
x = 350,599,114.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.