Finding the Fourth Proportional to 249,240,853, 343,951,531.50 and 137,728,580.68
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Solution
The fourth proportional to 249,240,853, 343,951,531.50 and 137,728,580.68 is: 190,064,974.04
Step by Step Solution
- Step 1: Write the proportion equation
249,240,853 : 343,951,531.50 = 137,728,580.68 : x - Step 2: Convert to fraction form
249,240,853/343,951,531.50 = 137,728,580.68/x - Step 3: Cross multiply
249,240,853x = 343,951,531.50 × 137,728,580.68 - Step 4: Simplify right side
249,240,853x = 47,371,956,256,207,312 - Step 5: Solve for x
x = 47,371,956,256,207,312/249,240,853 - Step 6: Final answer
x = 190,064,974.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.