Finding the Fourth Proportional to 249,240,852, 343,951,530.12 and 137,728,579.68
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Solution
The fourth proportional to 249,240,852, 343,951,530.12 and 137,728,579.68 is: 190,064,972.66
Step by Step Solution
- Step 1: Write the proportion equation
249,240,852 : 343,951,530.12 = 137,728,579.68 : x - Step 2: Convert to fraction form
249,240,852/343,951,530.12 = 137,728,579.68/x - Step 3: Cross multiply
249,240,852x = 343,951,530.12 × 137,728,579.68 - Step 4: Simplify right side
249,240,852x = 47,371,955,722,190,344 - Step 5: Solve for x
x = 47,371,955,722,190,344/249,240,852 - Step 6: Final answer
x = 190,064,972.66
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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.