Finding the Third Proportional to 63,928,960 and 138,072,992
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Solution
The third proportional to 63,928,960 and 138,072,992 is: 298,208,372.54
Step by Step Solution
- Step 1: Write the proportion equation
63,928,960 : 138,072,992 = 138,072,992 : x - Step 2: Convert to fraction form
63,928,960/138,072,992 = 138,072,992/x - Step 3: Cross multiply
63,928,960x = 138,072,992 × 138,072,992 - Step 4: Simplify right side
63,928,960x = 19,064,151,119,832,064 - Step 5: Solve for x
x = 19,064,151,119,832,064/63,928,960 - Step 6: Final answer
x = 298,208,372.54
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.