Finding the Third Proportional to 138,135,480 and 199,565,460
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Solution
The third proportional to 138,135,480 and 199,565,460 is: 288,313,855.54
Step by Step Solution
- Step 1: Write the proportion equation
138,135,480 : 199,565,460 = 199,565,460 : x - Step 2: Convert to fraction form
138,135,480/199,565,460 = 199,565,460/x - Step 3: Cross multiply
138,135,480x = 199,565,460 × 199,565,460 - Step 4: Simplify right side
138,135,480x = 39,826,372,825,011,600 - Step 5: Solve for x
x = 39,826,372,825,011,600/138,135,480 - Step 6: Final answer
x = 288,313,855.54
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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.