Finding the Fourth Proportional to 160,911,750.92, 222,081,615.42 and 90,355,281.80
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Solution
The fourth proportional to 160,911,750.92, 222,081,615.42 and 90,355,281.80 is: 124,703,427.99
Step by Step Solution
- Step 1: Write the proportion equation
160,911,750.92 : 222,081,615.42 = 90,355,281.80 : x - Step 2: Convert to fraction form
160,911,750.92/222,081,615.42 = 90,355,281.80/x - Step 3: Cross multiply
160,911,750.92x = 222,081,615.42 × 90,355,281.80 - Step 4: Simplify right side
160,911,750.92x = 20,066,246,943,873,324 - Step 5: Solve for x
x = 20,066,246,943,873,324/160,911,750.92 - Step 6: Final answer
x = 124,703,427.99
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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.