Finding the Third Proportional to 403,827,699 and 878,409,708
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Solution
The third proportional to 403,827,699 and 878,409,708 is: 1,910,724,838.88
Step by Step Solution
- Step 1: Write the proportion equation
403,827,699 : 878,409,708 = 878,409,708 : x - Step 2: Convert to fraction form
403,827,699/878,409,708 = 878,409,708/x - Step 3: Cross multiply
403,827,699x = 878,409,708 × 878,409,708 - Step 4: Simplify right side
403,827,699x = 771,603,615,108,645,248 - Step 5: Solve for x
x = 771,603,615,108,645,248/403,827,699 - Step 6: Final answer
x = 1,910,724,838.88
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.