Finding the Fourth Proportional to 248,832,179.20, 373,248,268.80 and 121,430,195.20
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Solution
The fourth proportional to 248,832,179.20, 373,248,268.80 and 121,430,195.20 is: 182,145,292.80
Step by Step Solution
- Step 1: Write the proportion equation
248,832,179.20 : 373,248,268.80 = 121,430,195.20 : x - Step 2: Convert to fraction form
248,832,179.20/373,248,268.80 = 121,430,195.20/x - Step 3: Cross multiply
248,832,179.20x = 373,248,268.80 × 121,430,195.20 - Step 4: Simplify right side
248,832,179.20x = 45,323,610,138,446,072 - Step 5: Solve for x
x = 45,323,610,138,446,072/248,832,179.20 - Step 6: Final answer
x = 182,145,292.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.