Finding the Fourth Proportional to 118,179,803.16, 177,269,539.50 and 65,690,840.88
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Solution
The fourth proportional to 118,179,803.16, 177,269,539.50 and 65,690,840.88 is: 98,536,169.47
Step by Step Solution
- Step 1: Write the proportion equation
118,179,803.16 : 177,269,539.50 = 65,690,840.88 : x - Step 2: Convert to fraction form
118,179,803.16/177,269,539.50 = 65,690,840.88/x - Step 3: Cross multiply
118,179,803.16x = 177,269,539.50 × 65,690,840.88 - Step 4: Simplify right side
118,179,803.16x = 11,644,985,112,165,376 - Step 5: Solve for x
x = 11,644,985,112,165,376/118,179,803.16 - Step 6: Final answer
x = 98,536,169.47
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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.