Finding the Fourth Proportional to 6,029,482,646.76, 8,314,911,511.84 and 3,991,707,758.76
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Solution
The fourth proportional to 6,029,482,646.76, 8,314,911,511.84 and 3,991,707,758.76 is: 5,504,733,778.95
Step by Step Solution
- Step 1: Write the proportion equation
6,029,482,646.76 : 8,314,911,511.84 = 3,991,707,758.76 : x - Step 2: Convert to fraction form
6,029,482,646.76/8,314,911,511.84 = 3,991,707,758.76/x - Step 3: Cross multiply
6,029,482,646.76x = 8,314,911,511.84 × 3,991,707,758.76 - Step 4: Simplify right side
6,029,482,646.76x = 33,190,696,795,214,573,568 - Step 5: Solve for x
x = 33,190,696,795,214,573,568/6,029,482,646.76 - Step 6: Final answer
x = 5,504,733,778.95
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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.