Finding the Fourth Proportional to 306,674,734.78, 459,743,363.61 and 115,332,880.06
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Solution
The fourth proportional to 306,674,734.78, 459,743,363.61 and 115,332,880.06 is: 172,898,254.08
Step by Step Solution
- Step 1: Write the proportion equation
306,674,734.78 : 459,743,363.61 = 115,332,880.06 : x - Step 2: Convert to fraction form
306,674,734.78/459,743,363.61 = 115,332,880.06/x - Step 3: Cross multiply
306,674,734.78x = 459,743,363.61 × 115,332,880.06 - Step 4: Simplify right side
306,674,734.78x = 53,023,526,213,613,104 - Step 5: Solve for x
x = 53,023,526,213,613,104/306,674,734.78 - Step 6: Final answer
x = 172,898,254.08
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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.