Finding the Fourth Proportional to 11,185,599,828, 15,435,908,959.80 and 6,105,000,181.68
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Solution
The fourth proportional to 11,185,599,828, 15,435,908,959.80 and 6,105,000,181.68 is: 8,424,780,830.09
Step by Step Solution
- Step 1: Write the proportion equation
11,185,599,828 : 15,435,908,959.80 = 6,105,000,181.68 : x - Step 2: Convert to fraction form
11,185,599,828/15,435,908,959.80 = 6,105,000,181.68/x - Step 3: Cross multiply
11,185,599,828x = 15,435,908,959.80 × 6,105,000,181.68 - Step 4: Simplify right side
11,185,599,828x = 94,236,227,003,974,942,720 - Step 5: Solve for x
x = 94,236,227,003,974,942,720/11,185,599,828 - Step 6: Final answer
x = 8,424,780,830.09
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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.