Finding the Fourth Proportional to 1,450,702,935.42, 2,176,053,073.77 and 454,731,128.79
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Solution
The fourth proportional to 1,450,702,935.42, 2,176,053,073.77 and 454,731,128.79 is: 682,096,276.49
Step by Step Solution
- Step 1: Write the proportion equation
1,450,702,935.42 : 2,176,053,073.77 = 454,731,128.79 : x - Step 2: Convert to fraction form
1,450,702,935.42/2,176,053,073.77 = 454,731,128.79/x - Step 3: Cross multiply
1,450,702,935.42x = 2,176,053,073.77 × 454,731,128.79 - Step 4: Simplify right side
1,450,702,935.42x = 989,519,070,542,381,312 - Step 5: Solve for x
x = 989,519,070,542,381,312/1,450,702,935.42 - Step 6: Final answer
x = 682,096,276.49
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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.