Finding the Third Proportional to 249,238,479.75 and 542,365,128.75
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Solution
The third proportional to 249,238,479.75 and 542,365,128.75 is: 1,180,234,822.40
Step by Step Solution
- Step 1: Write the proportion equation
249,238,479.75 : 542,365,128.75 = 542,365,128.75 : x - Step 2: Convert to fraction form
249,238,479.75/542,365,128.75 = 542,365,128.75/x - Step 3: Cross multiply
249,238,479.75x = 542,365,128.75 × 542,365,128.75 - Step 4: Simplify right side
249,238,479.75x = 294,159,932,884,004,096 - Step 5: Solve for x
x = 294,159,932,884,004,096/249,238,479.75 - Step 6: Final answer
x = 1,180,234,822.40
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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.