Finding the Fourth Proportional to 1,513,662,229.80, 2,270,493,344.70 and 1,105,515,541.80
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Solution
The fourth proportional to 1,513,662,229.80, 2,270,493,344.70 and 1,105,515,541.80 is: 1,658,273,312.70
Step by Step Solution
- Step 1: Write the proportion equation
1,513,662,229.80 : 2,270,493,344.70 = 1,105,515,541.80 : x - Step 2: Convert to fraction form
1,513,662,229.80/2,270,493,344.70 = 1,105,515,541.80/x - Step 3: Cross multiply
1,513,662,229.80x = 2,270,493,344.70 × 1,105,515,541.80 - Step 4: Simplify right side
1,513,662,229.80x = 2,510,065,680,119,314,432 - Step 5: Solve for x
x = 2,510,065,680,119,314,432/1,513,662,229.80 - Step 6: Final answer
x = 1,658,273,312.70
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1.5x scale
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.