Finding the Fourth Proportional to 246,023,215.30, 339,512,645.51 and 134,521,259.14
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Solution
The fourth proportional to 246,023,215.30, 339,512,645.51 and 134,521,259.14 is: 185,639,670.27
Step by Step Solution
- Step 1: Write the proportion equation
246,023,215.30 : 339,512,645.51 = 134,521,259.14 : x - Step 2: Convert to fraction form
246,023,215.30/339,512,645.51 = 134,521,259.14/x - Step 3: Cross multiply
246,023,215.30x = 339,512,645.51 × 134,521,259.14 - Step 4: Simplify right side
246,023,215.30x = 45,671,668,567,285,056 - Step 5: Solve for x
x = 45,671,668,567,285,056/246,023,215.30 - Step 6: Final answer
x = 185,639,670.27
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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.