Finding the Third Proportional to 153,750,665 and 247,589,207
Calculator
Solution
The third proportional to 153,750,665 and 247,589,207 is: 398,700,164.47
Step by Step Solution
- Step 1: Write the proportion equation
153,750,665 : 247,589,207 = 247,589,207 : x - Step 2: Convert to fraction form
153,750,665/247,589,207 = 247,589,207/x - Step 3: Cross multiply
153,750,665x = 247,589,207 × 247,589,207 - Step 4: Simplify right side
153,750,665x = 61,300,415,422,888,848 - Step 5: Solve for x
x = 61,300,415,422,888,848/153,750,665 - Step 6: Final answer
x = 398,700,164.47
Related Problems
Find third proportional to 76,875,332.50 and 123,794,603.50
Half scale
Find third proportional to 307,501,330 and 495,178,414
Double scale
Find third proportional to 153,750,667 and 247,589,210
Similar ratio
Find third proportional to 230,625,997.50 and 371,383,810.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.