Finding the Fourth Proportional to 1,745,778,755.52, 2,409,140,532.96 and 952,830,418.68
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Solution
The fourth proportional to 1,745,778,755.52, 2,409,140,532.96 and 952,830,418.68 is: 1,314,887,339.20
Step by Step Solution
- Step 1: Write the proportion equation
1,745,778,755.52 : 2,409,140,532.96 = 952,830,418.68 : x - Step 2: Convert to fraction form
1,745,778,755.52/2,409,140,532.96 = 952,830,418.68/x - Step 3: Cross multiply
1,745,778,755.52x = 2,409,140,532.96 × 952,830,418.68 - Step 4: Simplify right side
1,745,778,755.52x = 2,295,502,382,679,235,072 - Step 5: Solve for x
x = 2,295,502,382,679,235,072/1,745,778,755.52 - Step 6: Final answer
x = 1,314,887,339.20
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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.