Finding the Fourth Proportional to 154,591,355.60, 213,336,514.12 and 88,512,867.92
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Solution
The fourth proportional to 154,591,355.60, 213,336,514.12 and 88,512,867.92 is: 122,148,011.60
Step by Step Solution
- Step 1: Write the proportion equation
154,591,355.60 : 213,336,514.12 = 88,512,867.92 : x - Step 2: Convert to fraction form
154,591,355.60/213,336,514.12 = 88,512,867.92/x - Step 3: Cross multiply
154,591,355.60x = 213,336,514.12 × 88,512,867.92 - Step 4: Simplify right side
154,591,355.60x = 18,883,026,696,816,776 - Step 5: Solve for x
x = 18,883,026,696,816,776/154,591,355.60 - Step 6: Final answer
x = 122,148,011.60
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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.