Finding the Fourth Proportional to 6,260,692,543.46, 8,639,639,479.77 and 3,441,240,195.62
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Solution
The fourth proportional to 6,260,692,543.46, 8,639,639,479.77 and 3,441,240,195.62 is: 4,748,847,583.09
Step by Step Solution
- Step 1: Write the proportion equation
6,260,692,543.46 : 8,639,639,479.77 = 3,441,240,195.62 : x - Step 2: Convert to fraction form
6,260,692,543.46/8,639,639,479.77 = 3,441,240,195.62/x - Step 3: Cross multiply
6,260,692,543.46x = 8,639,639,479.77 × 3,441,240,195.62 - Step 4: Simplify right side
6,260,692,543.46x = 29,731,074,653,449,990,144 - Step 5: Solve for x
x = 29,731,074,653,449,990,144/6,260,692,543.46 - Step 6: Final answer
x = 4,748,847,583.09
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Double scale
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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.