Finding the Fourth Proportional to 114,069,503.26, 157,415,950.56 and 61,858,523.26
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Solution
The fourth proportional to 114,069,503.26, 157,415,950.56 and 61,858,523.26 is: 85,364,781.65
Step by Step Solution
- Step 1: Write the proportion equation
114,069,503.26 : 157,415,950.56 = 61,858,523.26 : x - Step 2: Convert to fraction form
114,069,503.26/157,415,950.56 = 61,858,523.26/x - Step 3: Cross multiply
114,069,503.26x = 157,415,950.56 × 61,858,523.26 - Step 4: Simplify right side
114,069,503.26x = 9,737,518,239,210,770 - Step 5: Solve for x
x = 9,737,518,239,210,770/114,069,503.26 - Step 6: Final answer
x = 85,364,781.65
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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.