Finding the Fourth Proportional to 83,012,495.10, 124,594,304.40 and 44,183,545.75
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Solution
The fourth proportional to 83,012,495.10, 124,594,304.40 and 44,183,545.75 is: 66,315,536.50
Step by Step Solution
- Step 1: Write the proportion equation
83,012,495.10 : 124,594,304.40 = 44,183,545.75 : x - Step 2: Convert to fraction form
83,012,495.10/124,594,304.40 = 44,183,545.75/x - Step 3: Cross multiply
83,012,495.10x = 124,594,304.40 × 44,183,545.75 - Step 4: Simplify right side
83,012,495.10x = 5,505,018,148,646,827 - Step 5: Solve for x
x = 5,505,018,148,646,827/83,012,495.10 - Step 6: Final answer
x = 66,315,536.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.