Finding the Fourth Proportional to 6,658,131,780.26, 9,188,148,708.64 and 3,606,232,132.94
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Solution
The fourth proportional to 6,658,131,780.26, 9,188,148,708.64 and 3,606,232,132.94 is: 4,976,560,724.37
Step by Step Solution
- Step 1: Write the proportion equation
6,658,131,780.26 : 9,188,148,708.64 = 3,606,232,132.94 : x - Step 2: Convert to fraction form
6,658,131,780.26/9,188,148,708.64 = 3,606,232,132.94/x - Step 3: Cross multiply
6,658,131,780.26x = 9,188,148,708.64 × 3,606,232,132.94 - Step 4: Simplify right side
6,658,131,780.26x = 33,134,597,115,328,733,184 - Step 5: Solve for x
x = 33,134,597,115,328,733,184/6,658,131,780.26 - Step 6: Final answer
x = 4,976,560,724.37
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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.