Finding the Fourth Proportional to 6,503,729,219.19, 8,975,146,321.58 and 3,684,337,144.92
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Solution
The fourth proportional to 6,503,729,219.19, 8,975,146,321.58 and 3,684,337,144.92 is: 5,084,385,259.48
Step by Step Solution
- Step 1: Write the proportion equation
6,503,729,219.19 : 8,975,146,321.58 = 3,684,337,144.92 : x - Step 2: Convert to fraction form
6,503,729,219.19/8,975,146,321.58 = 3,684,337,144.92/x - Step 3: Cross multiply
6,503,729,219.19x = 8,975,146,321.58 × 3,684,337,144.92 - Step 4: Simplify right side
6,503,729,219.19x = 33,067,464,973,670,879,232 - Step 5: Solve for x
x = 33,067,464,973,670,879,232/6,503,729,219.19 - Step 6: Final answer
x = 5,084,385,259.48
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.