Finding the Fourth Proportional to 65,664,218.70, 98,354,610.45 and 54,326,810.70
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Solution
The fourth proportional to 65,664,218.70, 98,354,610.45 and 54,326,810.70 is: 81,372,967.03
Step by Step Solution
- Step 1: Write the proportion equation
65,664,218.70 : 98,354,610.45 = 54,326,810.70 : x - Step 2: Convert to fraction form
65,664,218.70/98,354,610.45 = 54,326,810.70/x - Step 3: Cross multiply
65,664,218.70x = 98,354,610.45 × 54,326,810.70 - Step 4: Simplify right side
65,664,218.70x = 5,343,292,303,389,392 - Step 5: Solve for x
x = 5,343,292,303,389,392/65,664,218.70 - Step 6: Final answer
x = 81,372,967.03
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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.