Finding the Fourth Proportional to 636,820,289,774.08, 955,364,609,383.58 and 206,523,822,464.62
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Solution
The fourth proportional to 636,820,289,774.08, 955,364,609,383.58 and 206,523,822,464.62 is: 309,829,247,192.03
Step by Step Solution
- Step 1: Write the proportion equation
636,820,289,774.08 : 955,364,609,383.58 = 206,523,822,464.62 : x - Step 2: Convert to fraction form
636,820,289,774.08/955,364,609,383.58 = 206,523,822,464.62/x - Step 3: Cross multiply
636,820,289,774.08x = 955,364,609,383.58 × 206,523,822,464.62 - Step 4: Simplify right side
636,820,289,774.08x = 197,305,550,977,315,484,205,056 - Step 5: Solve for x
x = 197,305,550,977,315,484,205,056/636,820,289,774.08 - Step 6: Final answer
x = 309,829,247,192.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.