Finding the Fourth Proportional to 83,012,486.10, 124,594,290.90 and 44,183,536.75
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Solution
The fourth proportional to 83,012,486.10, 124,594,290.90 and 44,183,536.75 is: 66,315,522.99
Step by Step Solution
- Step 1: Write the proportion equation
83,012,486.10 : 124,594,290.90 = 44,183,536.75 : x - Step 2: Convert to fraction form
83,012,486.10/124,594,290.90 = 44,183,536.75/x - Step 3: Cross multiply
83,012,486.10x = 124,594,290.90 × 44,183,536.75 - Step 4: Simplify right side
83,012,486.10x = 5,505,016,430,820,341 - Step 5: Solve for x
x = 5,505,016,430,820,341/83,012,486.10 - Step 6: Final answer
x = 66,315,522.99
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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.