Finding the Fourth Proportional to 6,922,455,036.66, 9,549,504,894.15 and 4,543,262,766.99
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Solution
The fourth proportional to 6,922,455,036.66, 9,549,504,894.15 and 4,543,262,766.99 is: 6,267,416,660.57
Step by Step Solution
- Step 1: Write the proportion equation
6,922,455,036.66 : 9,549,504,894.15 = 4,543,262,766.99 : x - Step 2: Convert to fraction form
6,922,455,036.66/9,549,504,894.15 = 4,543,262,766.99/x - Step 3: Cross multiply
6,922,455,036.66x = 9,549,504,894.15 × 4,543,262,766.99 - Step 4: Simplify right side
6,922,455,036.66x = 43,385,910,028,780,470,272 - Step 5: Solve for x
x = 43,385,910,028,780,470,272/6,922,455,036.66 - Step 6: Final answer
x = 6,267,416,660.57
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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.