Finding the Fourth Proportional to 127,762,051.23, 176,311,635.87 and 69,024,716.15
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Solution
The fourth proportional to 127,762,051.23, 176,311,635.87 and 69,024,716.15 is: 95,254,111.07
Step by Step Solution
- Step 1: Write the proportion equation
127,762,051.23 : 176,311,635.87 = 69,024,716.15 : x - Step 2: Convert to fraction form
127,762,051.23/176,311,635.87 = 69,024,716.15/x - Step 3: Cross multiply
127,762,051.23x = 176,311,635.87 × 69,024,716.15 - Step 4: Simplify right side
127,762,051.23x = 12,169,860,618,987,350 - Step 5: Solve for x
x = 12,169,860,618,987,350/127,762,051.23 - Step 6: Final answer
x = 95,254,111.07
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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.