Finding the Fourth Proportional to 164,656,531.20, 227,236,358.40 and 91,317,673.92
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Solution
The fourth proportional to 164,656,531.20, 227,236,358.40 and 91,317,673.92 is: 126,024,127.48
Step by Step Solution
- Step 1: Write the proportion equation
164,656,531.20 : 227,236,358.40 = 91,317,673.92 : x - Step 2: Convert to fraction form
164,656,531.20/227,236,358.40 = 91,317,673.92/x - Step 3: Cross multiply
164,656,531.20x = 227,236,358.40 × 91,317,673.92 - Step 4: Simplify right side
164,656,531.20x = 20,750,695,679,139,452 - Step 5: Solve for x
x = 20,750,695,679,139,452/164,656,531.20 - Step 6: Final answer
x = 126,024,127.48
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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.