Finding the Fourth Proportional to 449,278,733.18, 673,990,515.66 and 138,386,204.56
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Solution
The fourth proportional to 449,278,733.18, 673,990,515.66 and 138,386,204.56 is: 207,601,612.29
Step by Step Solution
- Step 1: Write the proportion equation
449,278,733.18 : 673,990,515.66 = 138,386,204.56 : x - Step 2: Convert to fraction form
449,278,733.18/673,990,515.66 = 138,386,204.56/x - Step 3: Cross multiply
449,278,733.18x = 673,990,515.66 × 138,386,204.56 - Step 4: Simplify right side
449,278,733.18x = 93,270,989,372,986,080 - Step 5: Solve for x
x = 93,270,989,372,986,080/449,278,733.18 - Step 6: Final answer
x = 207,601,612.29
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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.