Finding the Fourth Proportional to 4,487,529,385.20, 6,192,922,249.88 and 2,453,092,656.84
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Solution
The fourth proportional to 4,487,529,385.20, 6,192,922,249.88 and 2,453,092,656.84 is: 3,385,339,858.87
Step by Step Solution
- Step 1: Write the proportion equation
4,487,529,385.20 : 6,192,922,249.88 = 2,453,092,656.84 : x - Step 2: Convert to fraction form
4,487,529,385.20/6,192,922,249.88 = 2,453,092,656.84/x - Step 3: Cross multiply
4,487,529,385.20x = 6,192,922,249.88 × 2,453,092,656.84 - Step 4: Simplify right side
4,487,529,385.20x = 15,191,812,095,549,415,424 - Step 5: Solve for x
x = 15,191,812,095,549,415,424/4,487,529,385.20 - Step 6: Final answer
x = 3,385,339,858.87
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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.