Finding the Fourth Proportional to 112,435,850.48, 155,158,559.30 and 62,201,924.96
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Solution
The fourth proportional to 112,435,850.48, 155,158,559.30 and 62,201,924.96 is: 85,837,044.16
Step by Step Solution
- Step 1: Write the proportion equation
112,435,850.48 : 155,158,559.30 = 62,201,924.96 : x - Step 2: Convert to fraction form
112,435,850.48/155,158,559.30 = 62,201,924.96/x - Step 3: Cross multiply
112,435,850.48x = 155,158,559.30 × 62,201,924.96 - Step 4: Simplify right side
112,435,850.48x = 9,651,161,062,480,312 - Step 5: Solve for x
x = 9,651,161,062,480,312/112,435,850.48 - Step 6: Final answer
x = 85,837,044.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.