Finding the Third Proportional to 272,133,388 and 420,230,574
Calculator
Solution
The third proportional to 272,133,388 and 420,230,574 is: 648,923,443.84
Step by Step Solution
- Step 1: Write the proportion equation
272,133,388 : 420,230,574 = 420,230,574 : x - Step 2: Convert to fraction form
272,133,388/420,230,574 = 420,230,574/x - Step 3: Cross multiply
272,133,388x = 420,230,574 × 420,230,574 - Step 4: Simplify right side
272,133,388x = 176,593,735,324,369,472 - Step 5: Solve for x
x = 176,593,735,324,369,472/272,133,388 - Step 6: Final answer
x = 648,923,443.84
Related Problems
Find third proportional to 136,066,694 and 210,115,287
Half scale
Find third proportional to 544,266,776 and 840,461,148
Double scale
Find third proportional to 272,133,390 and 420,230,577
Similar ratio
Find third proportional to 408,200,082 and 630,345,861
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.