Finding the Fourth Proportional to 8,709,244,542.40, 13,063,866,813.60 and 4,791,036,337.60
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Solution
The fourth proportional to 8,709,244,542.40, 13,063,866,813.60 and 4,791,036,337.60 is: 7,186,554,506.40
Step by Step Solution
- Step 1: Write the proportion equation
8,709,244,542.40 : 13,063,866,813.60 = 4,791,036,337.60 : x - Step 2: Convert to fraction form
8,709,244,542.40/13,063,866,813.60 = 4,791,036,337.60/x - Step 3: Cross multiply
8,709,244,542.40x = 13,063,866,813.60 × 4,791,036,337.60 - Step 4: Simplify right side
8,709,244,542.40x = 62,589,460,613,524,332,544 - Step 5: Solve for x
x = 62,589,460,613,524,332,544/8,709,244,542.40 - Step 6: Final answer
x = 7,186,554,506.40
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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.