Finding the Fourth Proportional to 302,702,395.68, 417,729,289.92 and 163,473,144
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Solution
The fourth proportional to 302,702,395.68, 417,729,289.92 and 163,473,144 is: 225,592,930.02
Step by Step Solution
- Step 1: Write the proportion equation
302,702,395.68 : 417,729,289.92 = 163,473,144 : x - Step 2: Convert to fraction form
302,702,395.68/417,729,289.92 = 163,473,144/x - Step 3: Cross multiply
302,702,395.68x = 417,729,289.92 × 163,473,144 - Step 4: Simplify right side
302,702,395.68x = 68,287,520,364,109,912 - Step 5: Solve for x
x = 68,287,520,364,109,912/302,702,395.68 - Step 6: Final answer
x = 225,592,930.02
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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.