Finding the Fourth Proportional to 858,160,909,330.45, 1,183,466,572,087.50 and 626,307,180,585.95
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Solution
The fourth proportional to 858,160,909,330.45, 1,183,466,572,087.50 and 626,307,180,585.95 is: 863,723,346,079.87
Step by Step Solution
- Step 1: Write the proportion equation
858,160,909,330.45 : 1,183,466,572,087.50 = 626,307,180,585.95 : x - Step 2: Convert to fraction form
858,160,909,330.45/1,183,466,572,087.50 = 626,307,180,585.95/x - Step 3: Cross multiply
858,160,909,330.45x = 1,183,466,572,087.50 × 626,307,180,585.95 - Step 4: Simplify right side
858,160,909,330.45x = 741,213,612,081,841,040,261,120 - Step 5: Solve for x
x = 741,213,612,081,841,040,261,120/858,160,909,330.45 - Step 6: Final answer
x = 863,723,346,079.87
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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.