Finding the Fourth Proportional to 8,784,336,184.65, 13,176,475,536.84 and 3,188,265,813.03
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Solution
The fourth proportional to 8,784,336,184.65, 13,176,475,536.84 and 3,188,265,813.03 is: 4,782,388,288.34
Step by Step Solution
- Step 1: Write the proportion equation
8,784,336,184.65 : 13,176,475,536.84 = 3,188,265,813.03 : x - Step 2: Convert to fraction form
8,784,336,184.65/13,176,475,536.84 = 3,188,265,813.03/x - Step 3: Cross multiply
8,784,336,184.65x = 13,176,475,536.84 × 3,188,265,813.03 - Step 4: Simplify right side
8,784,336,184.65x = 42,010,106,490,333,093,888 - Step 5: Solve for x
x = 42,010,106,490,333,093,888/8,784,336,184.65 - Step 6: Final answer
x = 4,782,388,288.34
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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.