Finding the Third Proportional to 105,280,259 and 163,661,643
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Solution
The third proportional to 105,280,259 and 163,661,643 is: 254,417,434.42
Step by Step Solution
- Step 1: Write the proportion equation
105,280,259 : 163,661,643 = 163,661,643 : x - Step 2: Convert to fraction form
105,280,259/163,661,643 = 163,661,643/x - Step 3: Cross multiply
105,280,259x = 163,661,643 × 163,661,643 - Step 4: Simplify right side
105,280,259x = 26,785,133,389,459,448 - Step 5: Solve for x
x = 26,785,133,389,459,448/105,280,259 - Step 6: Final answer
x = 254,417,434.42
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.