Finding the Fourth Proportional to 483,864,605.80, 725,796,908.70 and 160,748,477.80
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Solution
The fourth proportional to 483,864,605.80, 725,796,908.70 and 160,748,477.80 is: 241,122,716.70
Step by Step Solution
- Step 1: Write the proportion equation
483,864,605.80 : 725,796,908.70 = 160,748,477.80 : x - Step 2: Convert to fraction form
483,864,605.80/725,796,908.70 = 160,748,477.80/x - Step 3: Cross multiply
483,864,605.80x = 725,796,908.70 × 160,748,477.80 - Step 4: Simplify right side
483,864,605.80x = 116,670,748,265,470,592 - Step 5: Solve for x
x = 116,670,748,265,470,592/483,864,605.80 - Step 6: Final answer
x = 241,122,716.70
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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.