Finding the Fourth Proportional to 617,465,440.84, 926,001,519.18 and 202,846,020.20
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Solution
The fourth proportional to 617,465,440.84, 926,001,519.18 and 202,846,020.20 is: 304,204,430.63
Step by Step Solution
- Step 1: Write the proportion equation
617,465,440.84 : 926,001,519.18 = 202,846,020.20 : x - Step 2: Convert to fraction form
617,465,440.84/926,001,519.18 = 202,846,020.20/x - Step 3: Cross multiply
617,465,440.84x = 926,001,519.18 × 202,846,020.20 - Step 4: Simplify right side
617,465,440.84x = 187,835,722,864,816,960 - Step 5: Solve for x
x = 187,835,722,864,816,960/617,465,440.84 - Step 6: Final answer
x = 304,204,430.63
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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.