Finding the Fourth Proportional to 6,724,366,117.20, 10,086,549,175.80 and 4,281,532,606.80
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Solution
The fourth proportional to 6,724,366,117.20, 10,086,549,175.80 and 4,281,532,606.80 is: 6,422,298,910.20
Step by Step Solution
- Step 1: Write the proportion equation
6,724,366,117.20 : 10,086,549,175.80 = 4,281,532,606.80 : x - Step 2: Convert to fraction form
6,724,366,117.20/10,086,549,175.80 = 4,281,532,606.80/x - Step 3: Cross multiply
6,724,366,117.20x = 10,086,549,175.80 × 4,281,532,606.80 - Step 4: Simplify right side
6,724,366,117.20x = 43,185,889,186,279,366,656 - Step 5: Solve for x
x = 43,185,889,186,279,366,656/6,724,366,117.20 - Step 6: Final answer
x = 6,422,298,910.20
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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.