Finding the Third Proportional to 857,782,545 and 1,872,872,718
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Solution
The third proportional to 857,782,545 and 1,872,872,718 is: 4,089,209,133.80
Step by Step Solution
- Step 1: Write the proportion equation
857,782,545 : 1,872,872,718 = 1,872,872,718 : x - Step 2: Convert to fraction form
857,782,545/1,872,872,718 = 1,872,872,718/x - Step 3: Cross multiply
857,782,545x = 1,872,872,718 × 1,872,872,718 - Step 4: Simplify right side
857,782,545x = 3,507,652,217,828,707,328 - Step 5: Solve for x
x = 3,507,652,217,828,707,328/857,782,545 - Step 6: Final answer
x = 4,089,209,133.80
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.