Finding the Fourth Proportional to 75,177,688,380.41, 112,816,212,464.10 and 35,394,840,348.63
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Solution
The fourth proportional to 75,177,688,380.41, 112,816,212,464.10 and 35,394,840,348.63 is: 53,115,650,599.66
Step by Step Solution
- Step 1: Write the proportion equation
75,177,688,380.41 : 112,816,212,464.10 = 35,394,840,348.63 : x - Step 2: Convert to fraction form
75,177,688,380.41/112,816,212,464.10 = 35,394,840,348.63/x - Step 3: Cross multiply
75,177,688,380.41x = 112,816,212,464.10 × 35,394,840,348.63 - Step 4: Simplify right side
75,177,688,380.41x = 3,993,111,828,903,941,373,952 - Step 5: Solve for x
x = 3,993,111,828,903,941,373,952/75,177,688,380.41 - Step 6: Final answer
x = 53,115,650,599.66
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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.