Finding the Fourth Proportional to 260,616,755.12, 359,485,852.92 and 160,101,206.96
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Solution
The fourth proportional to 260,616,755.12, 359,485,852.92 and 160,101,206.96 is: 220,838,138.02
Step by Step Solution
- Step 1: Write the proportion equation
260,616,755.12 : 359,485,852.92 = 160,101,206.96 : x - Step 2: Convert to fraction form
260,616,755.12/359,485,852.92 = 160,101,206.96/x - Step 3: Cross multiply
260,616,755.12x = 359,485,852.92 × 160,101,206.96 - Step 4: Simplify right side
260,616,755.12x = 57,554,118,937,537,048 - Step 5: Solve for x
x = 57,554,118,937,537,048/260,616,755.12 - Step 6: Final answer
x = 220,838,138.02
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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.