Finding the Fourth Proportional to 6,625,692,212.68, 9,928,321,899.18 and 3,260,399,909.32
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Solution
The fourth proportional to 6,625,692,212.68, 9,928,321,899.18 and 3,260,399,909.32 is: 4,885,572,522.95
Step by Step Solution
- Step 1: Write the proportion equation
6,625,692,212.68 : 9,928,321,899.18 = 3,260,399,909.32 : x - Step 2: Convert to fraction form
6,625,692,212.68/9,928,321,899.18 = 3,260,399,909.32/x - Step 3: Cross multiply
6,625,692,212.68x = 9,928,321,899.18 × 3,260,399,909.32 - Step 4: Simplify right side
6,625,692,212.68x = 32,370,299,819,786,244,096 - Step 5: Solve for x
x = 32,370,299,819,786,244,096/6,625,692,212.68 - Step 6: Final answer
x = 4,885,572,522.95
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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.