Finding the Fourth Proportional to 116,157,468.16, 174,235,013.20 and 29,895,539.68
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Solution
The fourth proportional to 116,157,468.16, 174,235,013.20 and 29,895,539.68 is: 44,843,003.50
Step by Step Solution
- Step 1: Write the proportion equation
116,157,468.16 : 174,235,013.20 = 29,895,539.68 : x - Step 2: Convert to fraction form
116,157,468.16/174,235,013.20 = 29,895,539.68/x - Step 3: Cross multiply
116,157,468.16x = 174,235,013.20 × 29,895,539.68 - Step 4: Simplify right side
116,157,468.16x = 5,208,849,750,765,923 - Step 5: Solve for x
x = 5,208,849,750,765,923/116,157,468.16 - Step 6: Final answer
x = 44,843,003.50
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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.