Finding the Fourth Proportional to 8,991,463,485.60, 13,461,367,195.80 and 5,504,679,084.60
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Solution
The fourth proportional to 8,991,463,485.60, 13,461,367,195.80 and 5,504,679,084.60 is: 8,241,206,403.33
Step by Step Solution
- Step 1: Write the proportion equation
8,991,463,485.60 : 13,461,367,195.80 = 5,504,679,084.60 : x - Step 2: Convert to fraction form
8,991,463,485.60/13,461,367,195.80 = 5,504,679,084.60/x - Step 3: Cross multiply
8,991,463,485.60x = 13,461,367,195.80 × 5,504,679,084.60 - Step 4: Simplify right side
8,991,463,485.60x = 74,100,506,452,840,808,448 - Step 5: Solve for x
x = 74,100,506,452,840,808,448/8,991,463,485.60 - Step 6: Final answer
x = 8,241,206,403.33
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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.