Finding the Fourth Proportional to 302,437,663.68, 417,347,784.18 and 166,643,685.48
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Solution
The fourth proportional to 302,437,663.68, 417,347,784.18 and 166,643,685.48 is: 229,959,364.31
Step by Step Solution
- Step 1: Write the proportion equation
302,437,663.68 : 417,347,784.18 = 166,643,685.48 : x - Step 2: Convert to fraction form
302,437,663.68/417,347,784.18 = 166,643,685.48/x - Step 3: Cross multiply
302,437,663.68x = 417,347,784.18 × 166,643,685.48 - Step 4: Simplify right side
302,437,663.68x = 69,548,372,884,231,888 - Step 5: Solve for x
x = 69,548,372,884,231,888/302,437,663.68 - Step 6: Final answer
x = 229,959,364.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.