Finding the Fourth Proportional to 1,853,668,049.74, 2,555,627,755.95 and 1,337,658,276.61
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Solution
The fourth proportional to 1,853,668,049.74, 2,555,627,755.95 and 1,337,658,276.61 is: 1,844,211,869.63
Step by Step Solution
- Step 1: Write the proportion equation
1,853,668,049.74 : 2,555,627,755.95 = 1,337,658,276.61 : x - Step 2: Convert to fraction form
1,853,668,049.74/2,555,627,755.95 = 1,337,658,276.61/x - Step 3: Cross multiply
1,853,668,049.74x = 2,555,627,755.95 × 1,337,658,276.61 - Step 4: Simplify right side
1,853,668,049.74x = 3,418,556,619,683,825,664 - Step 5: Solve for x
x = 3,418,556,619,683,825,664/1,853,668,049.74 - Step 6: Final answer
x = 1,844,211,869.63
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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.