Finding the Fourth Proportional to 3,705,876,000.20, 5,558,814,000.30 and 1,252,177,473.80
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Solution
The fourth proportional to 3,705,876,000.20, 5,558,814,000.30 and 1,252,177,473.80 is: 1,878,266,210.70
Step by Step Solution
- Step 1: Write the proportion equation
3,705,876,000.20 : 5,558,814,000.30 = 1,252,177,473.80 : x - Step 2: Convert to fraction form
3,705,876,000.20/5,558,814,000.30 = 1,252,177,473.80/x - Step 3: Cross multiply
3,705,876,000.20x = 5,558,814,000.30 × 1,252,177,473.80 - Step 4: Simplify right side
3,705,876,000.20x = 6,960,621,672,219,726,848 - Step 5: Solve for x
x = 6,960,621,672,219,726,848/3,705,876,000.20 - Step 6: Final answer
x = 1,878,266,210.70
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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.