Finding the Fourth Proportional to 380,697,287,168.16, 570,924,778,520.83 and 125,679,187,960.99
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Solution
The fourth proportional to 380,697,287,168.16, 570,924,778,520.83 and 125,679,187,960.99 is: 188,478,786,085.00
Step by Step Solution
- Step 1: Write the proportion equation
380,697,287,168.16 : 570,924,778,520.83 = 125,679,187,960.99 : x - Step 2: Convert to fraction form
380,697,287,168.16/570,924,778,520.83 = 125,679,187,960.99/x - Step 3: Cross multiply
380,697,287,168.16x = 570,924,778,520.83 × 125,679,187,960.99 - Step 4: Simplify right side
380,697,287,168.16x = 71,753,362,551,305,974,841,344 - Step 5: Solve for x
x = 71,753,362,551,305,974,841,344/380,697,287,168.16 - Step 6: Final answer
x = 188,478,786,085.00
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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.