Finding the Fourth Proportional to 249,327,541.82, 344,072,081.79 and 136,297,524.87
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Solution
The fourth proportional to 249,327,541.82, 344,072,081.79 and 136,297,524.87 is: 188,090,624.82
Step by Step Solution
- Step 1: Write the proportion equation
249,327,541.82 : 344,072,081.79 = 136,297,524.87 : x - Step 2: Convert to fraction form
249,327,541.82/344,072,081.79 = 136,297,524.87/x - Step 3: Cross multiply
249,327,541.82x = 344,072,081.79 × 136,297,524.87 - Step 4: Simplify right side
249,327,541.82x = 46,896,173,124,845,200 - Step 5: Solve for x
x = 46,896,173,124,845,200/249,327,541.82 - Step 6: Final answer
x = 188,090,624.82
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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.