Finding the Fourth Proportional to 677,565,186.08, 934,512,792.71 and 490,096,716.12
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Solution
The fourth proportional to 677,565,186.08, 934,512,792.71 and 490,096,716.12 is: 675,952,159.72
Step by Step Solution
- Step 1: Write the proportion equation
677,565,186.08 : 934,512,792.71 = 490,096,716.12 : x - Step 2: Convert to fraction form
677,565,186.08/934,512,792.71 = 490,096,716.12/x - Step 3: Cross multiply
677,565,186.08x = 934,512,792.71 × 490,096,716.12 - Step 4: Simplify right side
677,565,186.08x = 458,001,650,876,850,816 - Step 5: Solve for x
x = 458,001,650,876,850,816/677,565,186.08 - Step 6: Final answer
x = 675,952,159.72
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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.