Finding the Fourth Proportional to 943,845,366,985.62, 1,415,768,050,478.50 and 943,845,366,985.62
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Solution
The fourth proportional to 943,845,366,985.62, 1,415,768,050,478.50 and 943,845,366,985.62 is: 1,415,768,050,478.50
Step by Step Solution
- Step 1: Write the proportion equation
943,845,366,985.62 : 1,415,768,050,478.50 = 943,845,366,985.62 : x - Step 2: Convert to fraction form
943,845,366,985.62/1,415,768,050,478.50 = 943,845,366,985.62/x - Step 3: Cross multiply
943,845,366,985.62x = 1,415,768,050,478.50 × 943,845,366,985.62 - Step 4: Simplify right side
943,845,366,985.62x = 1,336,266,115,170,395,477,770,240 - Step 5: Solve for x
x = 1,336,266,115,170,395,477,770,240/943,845,366,985.62 - Step 6: Final answer
x = 1,415,768,050,478.50
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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.