Finding the Fourth Proportional to 112,575,842,114.76, 168,892,345,716.62 and 52,113,709,207.08
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Solution
The fourth proportional to 112,575,842,114.76, 168,892,345,716.62 and 52,113,709,207.08 is: 78,183,795,267.60
Step by Step Solution
- Step 1: Write the proportion equation
112,575,842,114.76 : 168,892,345,716.62 = 52,113,709,207.08 : x - Step 2: Convert to fraction form
112,575,842,114.76/168,892,345,716.62 = 52,113,709,207.08/x - Step 3: Cross multiply
112,575,842,114.76x = 168,892,345,716.62 × 52,113,709,207.08 - Step 4: Simplify right side
112,575,842,114.76x = 8,801,606,591,977,558,638,592 - Step 5: Solve for x
x = 8,801,606,591,977,558,638,592/112,575,842,114.76 - Step 6: Final answer
x = 78,183,795,267.60
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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.