Finding the Fourth Proportional to 4,634,747,548.38, 6,395,984,889.35 and 2,520,188,340.35
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Solution
The fourth proportional to 4,634,747,548.38, 6,395,984,889.35 and 2,520,188,340.35 is: 3,477,878,001.96
Step by Step Solution
- Step 1: Write the proportion equation
4,634,747,548.38 : 6,395,984,889.35 = 2,520,188,340.35 : x - Step 2: Convert to fraction form
4,634,747,548.38/6,395,984,889.35 = 2,520,188,340.35/x - Step 3: Cross multiply
4,634,747,548.38x = 6,395,984,889.35 × 2,520,188,340.35 - Step 4: Simplify right side
4,634,747,548.38x = 16,119,086,543,150,073,856 - Step 5: Solve for x
x = 16,119,086,543,150,073,856/4,634,747,548.38 - Step 6: Final answer
x = 3,477,878,001.96
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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.