Finding the Fourth Proportional to 6,634,390,790.77, 9,952,983,827.40 and 2,152,135,437.88
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Solution
The fourth proportional to 6,634,390,790.77, 9,952,983,827.40 and 2,152,135,437.88 is: 3,228,656,538.80
Step by Step Solution
- Step 1: Write the proportion equation
6,634,390,790.77 : 9,952,983,827.40 = 2,152,135,437.88 : x - Step 2: Convert to fraction form
6,634,390,790.77/9,952,983,827.40 = 2,152,135,437.88/x - Step 3: Cross multiply
6,634,390,790.77x = 9,952,983,827.40 × 2,152,135,437.88 - Step 4: Simplify right side
6,634,390,790.77x = 21,420,169,207,594,057,728 - Step 5: Solve for x
x = 21,420,169,207,594,057,728/6,634,390,790.77 - Step 6: Final answer
x = 3,228,656,538.80
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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.