Finding the Fourth Proportional to 93,222,776.86, 128,650,537.76 and 50,838,648.84
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Solution
The fourth proportional to 93,222,776.86, 128,650,537.76 and 50,838,648.84 is: 70,159,029.08
Step by Step Solution
- Step 1: Write the proportion equation
93,222,776.86 : 128,650,537.76 = 50,838,648.84 : x - Step 2: Convert to fraction form
93,222,776.86/128,650,537.76 = 50,838,648.84/x - Step 3: Cross multiply
93,222,776.86x = 128,650,537.76 × 50,838,648.84 - Step 4: Simplify right side
93,222,776.86x = 6,540,419,512,257,801 - Step 5: Solve for x
x = 6,540,419,512,257,801/93,222,776.86 - Step 6: Final answer
x = 70,159,029.08
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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.