Finding the Fourth Proportional to 9,901,455,923.60, 14,847,082,051.80 and 3,687,422,598.80
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Solution
The fourth proportional to 9,901,455,923.60, 14,847,082,051.80 and 3,687,422,598.80 is: 5,529,233,913.32
Step by Step Solution
- Step 1: Write the proportion equation
9,901,455,923.60 : 14,847,082,051.80 = 3,687,422,598.80 : x - Step 2: Convert to fraction form
9,901,455,923.60/14,847,082,051.80 = 3,687,422,598.80/x - Step 3: Cross multiply
9,901,455,923.60x = 14,847,082,051.80 × 3,687,422,598.80 - Step 4: Simplify right side
9,901,455,923.60x = 54,747,465,884,045,189,120 - Step 5: Solve for x
x = 54,747,465,884,045,189,120/9,901,455,923.60 - Step 6: Final answer
x = 5,529,233,913.32
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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.