Finding the Fourth Proportional to 79,562,631.97, 119,343,980.91 and 35,792,265.02
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Solution
The fourth proportional to 79,562,631.97, 119,343,980.91 and 35,792,265.02 is: 53,688,412.35
Step by Step Solution
- Step 1: Write the proportion equation
79,562,631.97 : 119,343,980.91 = 35,792,265.02 : x - Step 2: Convert to fraction form
79,562,631.97/119,343,980.91 = 35,792,265.02/x - Step 3: Cross multiply
79,562,631.97x = 119,343,980.91 × 35,792,265.02 - Step 4: Simplify right side
79,562,631.97x = 4,271,591,392,496,859.50 - Step 5: Solve for x
x = 4,271,591,392,496,859.50/79,562,631.97 - Step 6: Final answer
x = 53,688,412.35
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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.