Finding the Fourth Proportional to 107,277,762.40, 160,916,643.60 and 39,122,677.60
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Solution
The fourth proportional to 107,277,762.40, 160,916,643.60 and 39,122,677.60 is: 58,684,016.40
Step by Step Solution
- Step 1: Write the proportion equation
107,277,762.40 : 160,916,643.60 = 39,122,677.60 : x - Step 2: Convert to fraction form
107,277,762.40/160,916,643.60 = 39,122,677.60/x - Step 3: Cross multiply
107,277,762.40x = 160,916,643.60 × 39,122,677.60 - Step 4: Simplify right side
107,277,762.40x = 6,295,489,968,036,903 - Step 5: Solve for x
x = 6,295,489,968,036,903/107,277,762.40 - Step 6: Final answer
x = 58,684,016.40
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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.