Finding the Fourth Proportional to 3,822,719,688.06, 5,275,618,306.56 and 2,317,409,484.95
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Solution
The fourth proportional to 3,822,719,688.06, 5,275,618,306.56 and 2,317,409,484.95 is: 3,198,185,820.63
Step by Step Solution
- Step 1: Write the proportion equation
3,822,719,688.06 : 5,275,618,306.56 = 2,317,409,484.95 : x - Step 2: Convert to fraction form
3,822,719,688.06/5,275,618,306.56 = 2,317,409,484.95/x - Step 3: Cross multiply
3,822,719,688.06x = 5,275,618,306.56 × 2,317,409,484.95 - Step 4: Simplify right side
3,822,719,688.06x = 12,225,767,902,598,000,640 - Step 5: Solve for x
x = 12,225,767,902,598,000,640/3,822,719,688.06 - Step 6: Final answer
x = 3,198,185,820.63
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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.