Finding the Fourth Proportional to 4,483,662,415.80, 6,725,493,623.70 and 2,154,037,648.20
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Solution
The fourth proportional to 4,483,662,415.80, 6,725,493,623.70 and 2,154,037,648.20 is: 3,231,056,472.30
Step by Step Solution
- Step 1: Write the proportion equation
4,483,662,415.80 : 6,725,493,623.70 = 2,154,037,648.20 : x - Step 2: Convert to fraction form
4,483,662,415.80/6,725,493,623.70 = 2,154,037,648.20/x - Step 3: Cross multiply
4,483,662,415.80x = 6,725,493,623.70 × 2,154,037,648.20 - Step 4: Simplify right side
4,483,662,415.80x = 14,486,966,468,178,841,600 - Step 5: Solve for x
x = 14,486,966,468,178,841,600/4,483,662,415.80 - Step 6: Final answer
x = 3,231,056,472.30
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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.