Finding the Fourth Proportional to 145,482,338.64, 218,252,256.06 and 53,366,931.99
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Solution
The fourth proportional to 145,482,338.64, 218,252,256.06 and 53,366,931.99 is: 80,060,943.58
Step by Step Solution
- Step 1: Write the proportion equation
145,482,338.64 : 218,252,256.06 = 53,366,931.99 : x - Step 2: Convert to fraction form
145,482,338.64/218,252,256.06 = 53,366,931.99/x - Step 3: Cross multiply
145,482,338.64x = 218,252,256.06 × 53,366,931.99 - Step 4: Simplify right side
145,482,338.64x = 11,647,453,305,818,086 - Step 5: Solve for x
x = 11,647,453,305,818,086/145,482,338.64 - Step 6: Final answer
x = 80,060,943.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.