Finding the Fourth Proportional to 245,512,690.07, 339,250,699.62 and 174,825,579.60
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Solution
The fourth proportional to 245,512,690.07, 339,250,699.62 and 174,825,579.60 is: 241,574,886.31
Step by Step Solution
- Step 1: Write the proportion equation
245,512,690.07 : 339,250,699.62 = 174,825,579.60 : x - Step 2: Convert to fraction form
245,512,690.07/339,250,699.62 = 174,825,579.60/x - Step 3: Cross multiply
245,512,690.07x = 339,250,699.62 × 174,825,579.60 - Step 4: Simplify right side
245,512,690.07x = 59,309,700,190,772,000 - Step 5: Solve for x
x = 59,309,700,190,772,000/245,512,690.07 - Step 6: Final answer
x = 241,574,886.31
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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.