Finding the Fourth Proportional to 395,977,103.58, 593,988,353.86 and 104,836,661.06
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Solution
The fourth proportional to 395,977,103.58, 593,988,353.86 and 104,836,661.06 is: 157,261,001.11
Step by Step Solution
- Step 1: Write the proportion equation
395,977,103.58 : 593,988,353.86 = 104,836,661.06 : x - Step 2: Convert to fraction form
395,977,103.58/593,988,353.86 = 104,836,661.06/x - Step 3: Cross multiply
395,977,103.58x = 593,988,353.86 × 104,836,661.06 - Step 4: Simplify right side
395,977,103.58x = 62,271,755,727,208,168 - Step 5: Solve for x
x = 62,271,755,727,208,168/395,977,103.58 - Step 6: Final answer
x = 157,261,001.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.