Finding the Third Proportional to 293,498,129 and 639,730,714
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Solution
The third proportional to 293,498,129 and 639,730,714 is: 1,394,405,435.66
Step by Step Solution
- Step 1: Write the proportion equation
293,498,129 : 639,730,714 = 639,730,714 : x - Step 2: Convert to fraction form
293,498,129/639,730,714 = 639,730,714/x - Step 3: Cross multiply
293,498,129x = 639,730,714 × 639,730,714 - Step 4: Simplify right side
293,498,129x = 409,255,386,434,949,824 - Step 5: Solve for x
x = 409,255,386,434,949,824/293,498,129 - Step 6: Final answer
x = 1,394,405,435.66
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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.