Finding the Third Proportional to 117,295,708 and 257,668,640
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Solution
The third proportional to 117,295,708 and 257,668,640 is: 566,032,032.81
Step by Step Solution
- Step 1: Write the proportion equation
117,295,708 : 257,668,640 = 257,668,640 : x - Step 2: Convert to fraction form
117,295,708/257,668,640 = 257,668,640/x - Step 3: Cross multiply
117,295,708x = 257,668,640 × 257,668,640 - Step 4: Simplify right side
117,295,708x = 66,393,128,039,449,600 - Step 5: Solve for x
x = 66,393,128,039,449,600/117,295,708 - Step 6: Final answer
x = 566,032,032.81
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.