Finding the Fourth Proportional to 477,492,150.97, 716,238,180.29 and 132,445,792.99
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Solution
The fourth proportional to 477,492,150.97, 716,238,180.29 and 132,445,792.99 is: 198,668,676.68
Step by Step Solution
- Step 1: Write the proportion equation
477,492,150.97 : 716,238,180.29 = 132,445,792.99 : x - Step 2: Convert to fraction form
477,492,150.97/716,238,180.29 = 132,445,792.99/x - Step 3: Cross multiply
477,492,150.97x = 716,238,180.29 × 132,445,792.99 - Step 4: Simplify right side
477,492,150.97x = 94,862,733,758,223,632 - Step 5: Solve for x
x = 94,862,733,758,223,632/477,492,150.97 - Step 6: Final answer
x = 198,668,676.68
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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.