Finding the Fourth Proportional to 6,922,455,037.66, 9,549,504,895.53 and 4,543,262,767.99
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Solution
The fourth proportional to 6,922,455,037.66, 9,549,504,895.53 and 4,543,262,767.99 is: 6,267,416,661.95
Step by Step Solution
- Step 1: Write the proportion equation
6,922,455,037.66 : 9,549,504,895.53 = 4,543,262,767.99 : x - Step 2: Convert to fraction form
6,922,455,037.66/9,549,504,895.53 = 4,543,262,767.99/x - Step 3: Cross multiply
6,922,455,037.66x = 9,549,504,895.53 × 4,543,262,767.99 - Step 4: Simplify right side
6,922,455,037.66x = 43,385,910,044,599,681,024 - Step 5: Solve for x
x = 43,385,910,044,599,681,024/6,922,455,037.66 - Step 6: Final answer
x = 6,267,416,661.95
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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.