Finding the Fourth Proportional to 1,755,881,082.18, 2,422,893,186.36 and 962,718,344.28
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Solution
The fourth proportional to 1,755,881,082.18, 2,422,893,186.36 and 962,718,344.28 is: 1,328,429,208.80
Step by Step Solution
- Step 1: Write the proportion equation
1,755,881,082.18 : 2,422,893,186.36 = 962,718,344.28 : x - Step 2: Convert to fraction form
1,755,881,082.18/2,422,893,186.36 = 962,718,344.28/x - Step 3: Cross multiply
1,755,881,082.18x = 2,422,893,186.36 × 962,718,344.28 - Step 4: Simplify right side
1,755,881,082.18x = 2,332,563,716,739,792,896 - Step 5: Solve for x
x = 2,332,563,716,739,792,896/1,755,881,082.18 - Step 6: Final answer
x = 1,328,429,208.80
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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.