Finding the Third Proportional to 724,464,378 and 1,129,743,207
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Solution
The third proportional to 724,464,378 and 1,129,743,207 is: 1,761,742,540.45
Step by Step Solution
- Step 1: Write the proportion equation
724,464,378 : 1,129,743,207 = 1,129,743,207 : x - Step 2: Convert to fraction form
724,464,378/1,129,743,207 = 1,129,743,207/x - Step 3: Cross multiply
724,464,378x = 1,129,743,207 × 1,129,743,207 - Step 4: Simplify right side
724,464,378x = 1,276,319,713,762,644,736 - Step 5: Solve for x
x = 1,276,319,713,762,644,736/724,464,378 - Step 6: Final answer
x = 1,761,742,540.45
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.