Finding the Third Proportional to 207,316,728 and 479,950,929
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Solution
The third proportional to 207,316,728 and 479,950,929 is: 1,111,115,810.43
Step by Step Solution
- Step 1: Write the proportion equation
207,316,728 : 479,950,929 = 479,950,929 : x - Step 2: Convert to fraction form
207,316,728/479,950,929 = 479,950,929/x - Step 3: Cross multiply
207,316,728x = 479,950,929 × 479,950,929 - Step 4: Simplify right side
207,316,728x = 230,352,894,247,963,040 - Step 5: Solve for x
x = 230,352,894,247,963,040/207,316,728 - Step 6: Final answer
x = 1,111,115,810.43
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.