Finding the Fourth Proportional to 625,533,238.50, 860,174,768.97 and 542,883,534.18
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Solution
The fourth proportional to 625,533,238.50, 860,174,768.97 and 542,883,534.18 is: 746,522,630.37
Step by Step Solution
- Step 1: Write the proportion equation
625,533,238.50 : 860,174,768.97 = 542,883,534.18 : x - Step 2: Convert to fraction form
625,533,238.50/860,174,768.97 = 542,883,534.18/x - Step 3: Cross multiply
625,533,238.50x = 860,174,768.97 × 542,883,534.18 - Step 4: Simplify right side
625,533,238.50x = 466,974,718,590,898,560 - Step 5: Solve for x
x = 466,974,718,590,898,560/625,533,238.50 - Step 6: Final answer
x = 746,522,630.37
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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.