Finding the Fourth Proportional to 75,237,550,699.57, 103,827,836,912.99 and 41,404,845,808.62
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Solution
The fourth proportional to 75,237,550,699.57, 103,827,836,912.99 and 41,404,845,808.62 is: 57,138,696,542.52
Step by Step Solution
- Step 1: Write the proportion equation
75,237,550,699.57 : 103,827,836,912.99 = 41,404,845,808.62 : x - Step 2: Convert to fraction form
75,237,550,699.57/103,827,836,912.99 = 41,404,845,808.62/x - Step 3: Cross multiply
75,237,550,699.57x = 103,827,836,912.99 × 41,404,845,808.62 - Step 4: Simplify right side
75,237,550,699.57x = 4,298,975,578,024,895,315,968 - Step 5: Solve for x
x = 4,298,975,578,024,895,315,968/75,237,550,699.57 - Step 6: Final answer
x = 57,138,696,542.52
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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.