Finding the Fourth Proportional to 199,417,177.38, 275,241,621.31 and 116,937,534.18
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Solution
The fourth proportional to 199,417,177.38, 275,241,621.31 and 116,937,534.18 is: 161,400,722.46
Step by Step Solution
- Step 1: Write the proportion equation
199,417,177.38 : 275,241,621.31 = 116,937,534.18 : x - Step 2: Convert to fraction form
199,417,177.38/275,241,621.31 = 116,937,534.18/x - Step 3: Cross multiply
199,417,177.38x = 275,241,621.31 × 116,937,534.18 - Step 4: Simplify right side
199,417,177.38x = 32,186,076,499,696,744 - Step 5: Solve for x
x = 32,186,076,499,696,744/199,417,177.38 - Step 6: Final answer
x = 161,400,722.46
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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.