Finding the Fourth Proportional to 6,031,920,390, 8,324,125,446.50 and 3,319,500,259.38
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Solution
The fourth proportional to 6,031,920,390, 8,324,125,446.50 and 3,319,500,259.38 is: 4,580,951,801.78
Step by Step Solution
- Step 1: Write the proportion equation
6,031,920,390 : 8,324,125,446.50 = 3,319,500,259.38 : x - Step 2: Convert to fraction form
6,031,920,390/8,324,125,446.50 = 3,319,500,259.38/x - Step 3: Cross multiply
6,031,920,390x = 8,324,125,446.50 × 3,319,500,259.38 - Step 4: Simplify right side
6,031,920,390x = 27,631,936,578,768,408,576 - Step 5: Solve for x
x = 27,631,936,578,768,408,576/6,031,920,390 - Step 6: Final answer
x = 4,580,951,801.78
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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.