Finding the Fourth Proportional to 75,675,599.92, 104,432,323.86 and 40,868,287
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Solution
The fourth proportional to 75,675,599.92, 104,432,323.86 and 40,868,287 is: 56,398,233.88
Step by Step Solution
- Step 1: Write the proportion equation
75,675,599.92 : 104,432,323.86 = 40,868,287 : x - Step 2: Convert to fraction form
75,675,599.92/104,432,323.86 = 40,868,287/x - Step 3: Cross multiply
75,675,599.92x = 104,432,323.86 × 40,868,287 - Step 4: Simplify right side
75,675,599.92x = 4,267,970,183,587,428 - Step 5: Solve for x
x = 4,267,970,183,587,428/75,675,599.92 - Step 6: Final answer
x = 56,398,233.88
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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.