Finding the Third Proportional to 292,649,854 and 398,607,012
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Solution
The third proportional to 292,649,854 and 398,607,012 is: 542,927,146.02
Step by Step Solution
- Step 1: Write the proportion equation
292,649,854 : 398,607,012 = 398,607,012 : x - Step 2: Convert to fraction form
292,649,854/398,607,012 = 398,607,012/x - Step 3: Cross multiply
292,649,854x = 398,607,012 × 398,607,012 - Step 4: Simplify right side
292,649,854x = 158,887,550,015,568,128 - Step 5: Solve for x
x = 158,887,550,015,568,128/292,649,854 - Step 6: Final answer
x = 542,927,146.02
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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.