Finding the Fourth Proportional to 145,482,340.14, 218,252,258.31 and 53,366,933.49
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Solution
The fourth proportional to 145,482,340.14, 218,252,258.31 and 53,366,933.49 is: 80,060,945.83
Step by Step Solution
- Step 1: Write the proportion equation
145,482,340.14 : 218,252,258.31 = 53,366,933.49 : x - Step 2: Convert to fraction form
145,482,340.14/218,252,258.31 = 53,366,933.49/x - Step 3: Cross multiply
145,482,340.14x = 218,252,258.31 × 53,366,933.49 - Step 4: Simplify right side
145,482,340.14x = 11,647,453,753,272,070 - Step 5: Solve for x
x = 11,647,453,753,272,070/145,482,340.14 - Step 6: Final answer
x = 80,060,945.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.