Finding the Third Proportional to 292,649,857 and 398,607,018
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Solution
The third proportional to 292,649,857 and 398,607,018 is: 542,927,156.80
Step by Step Solution
- Step 1: Write the proportion equation
292,649,857 : 398,607,018 = 398,607,018 : x - Step 2: Convert to fraction form
292,649,857/398,607,018 = 398,607,018/x - Step 3: Cross multiply
292,649,857x = 398,607,018 × 398,607,018 - Step 4: Simplify right side
292,649,857x = 158,887,554,798,852,320 - Step 5: Solve for x
x = 158,887,554,798,852,320/292,649,857 - Step 6: Final answer
x = 542,927,156.80
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.