Finding the Fourth Proportional to 125,534,683.32, 173,239,934.62 and 69,021,817
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Solution
The fourth proportional to 125,534,683.32, 173,239,934.62 and 69,021,817 is: 95,251,246.49
Step by Step Solution
- Step 1: Write the proportion equation
125,534,683.32 : 173,239,934.62 = 69,021,817 : x - Step 2: Convert to fraction form
125,534,683.32/173,239,934.62 = 69,021,817/x - Step 3: Cross multiply
125,534,683.32x = 173,239,934.62 × 69,021,817 - Step 4: Simplify right side
125,534,683.32x = 11,957,335,064,433,604 - Step 5: Solve for x
x = 11,957,335,064,433,604/125,534,683.32 - Step 6: Final answer
x = 95,251,246.49
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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.