Finding the Fourth Proportional to 249,240,855, 343,951,534.26 and 137,728,582.68
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Solution
The fourth proportional to 249,240,855, 343,951,534.26 and 137,728,582.68 is: 190,064,976.80
Step by Step Solution
- Step 1: Write the proportion equation
249,240,855 : 343,951,534.26 = 137,728,582.68 : x - Step 2: Convert to fraction form
249,240,855/343,951,534.26 = 137,728,582.68/x - Step 3: Cross multiply
249,240,855x = 343,951,534.26 × 137,728,582.68 - Step 4: Simplify right side
249,240,855x = 47,371,957,324,241,264 - Step 5: Solve for x
x = 47,371,957,324,241,264/249,240,855 - Step 6: Final answer
x = 190,064,976.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.