Finding the Fourth Proportional to 228,439,040,357.22, 315,248,732,321.35 and 125,567,391,508.58
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Solution
The fourth proportional to 228,439,040,357.22, 315,248,732,321.35 and 125,567,391,508.58 is: 173,284,570,501.07
Step by Step Solution
- Step 1: Write the proportion equation
228,439,040,357.22 : 315,248,732,321.35 = 125,567,391,508.58 : x - Step 2: Convert to fraction form
228,439,040,357.22/315,248,732,321.35 = 125,567,391,508.58/x - Step 3: Cross multiply
228,439,040,357.22x = 315,248,732,321.35 × 125,567,391,508.58 - Step 4: Simplify right side
228,439,040,357.22x = 39,584,960,993,978,486,882,304 - Step 5: Solve for x
x = 39,584,960,993,978,486,882,304/228,439,040,357.22 - Step 6: Final answer
x = 173,284,570,501.07
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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.