Finding the Third Proportional to 277,899,420 and 408,765,974
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Solution
The third proportional to 277,899,420 and 408,765,974 is: 601,259,338.72
Step by Step Solution
- Step 1: Write the proportion equation
277,899,420 : 408,765,974 = 408,765,974 : x - Step 2: Convert to fraction form
277,899,420/408,765,974 = 408,765,974/x - Step 3: Cross multiply
277,899,420x = 408,765,974 × 408,765,974 - Step 4: Simplify right side
277,899,420x = 167,089,621,500,168,672 - Step 5: Solve for x
x = 167,089,621,500,168,672/277,899,420 - Step 6: Final answer
x = 601,259,338.72
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.