Finding the Fourth Proportional to 153,246,734.64, 211,600,990.98 and 123,382,517.94
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Solution
The fourth proportional to 153,246,734.64, 211,600,990.98 and 123,382,517.94 is: 170,364,889.84
Step by Step Solution
- Step 1: Write the proportion equation
153,246,734.64 : 211,600,990.98 = 123,382,517.94 : x - Step 2: Convert to fraction form
153,246,734.64/211,600,990.98 = 123,382,517.94/x - Step 3: Cross multiply
153,246,734.64x = 211,600,990.98 × 123,382,517.94 - Step 4: Simplify right side
153,246,734.64x = 26,107,863,065,711,628 - Step 5: Solve for x
x = 26,107,863,065,711,628/153,246,734.64 - Step 6: Final answer
x = 170,364,889.84
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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.