Finding the Fourth Proportional to 6,134,544,784.80, 9,201,817,177.20 and 5,376,922,495.20
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Solution
The fourth proportional to 6,134,544,784.80, 9,201,817,177.20 and 5,376,922,495.20 is: 8,065,383,742.80
Step by Step Solution
- Step 1: Write the proportion equation
6,134,544,784.80 : 9,201,817,177.20 = 5,376,922,495.20 : x - Step 2: Convert to fraction form
6,134,544,784.80/9,201,817,177.20 = 5,376,922,495.20/x - Step 3: Cross multiply
6,134,544,784.80x = 9,201,817,177.20 × 5,376,922,495.20 - Step 4: Simplify right side
6,134,544,784.80x = 49,477,457,776,804,446,208 - Step 5: Solve for x
x = 49,477,457,776,804,446,208/6,134,544,784.80 - Step 6: Final answer
x = 8,065,383,742.80
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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.