Finding the Fourth Proportional to 82,197,262.74, 123,124,319.76 and 49,303,512.96
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Solution
The fourth proportional to 82,197,262.74, 123,124,319.76 and 49,303,512.96 is: 73,852,355.82
Step by Step Solution
- Step 1: Write the proportion equation
82,197,262.74 : 123,124,319.76 = 49,303,512.96 : x - Step 2: Convert to fraction form
82,197,262.74/123,124,319.76 = 49,303,512.96/x - Step 3: Cross multiply
82,197,262.74x = 123,124,319.76 × 49,303,512.96 - Step 4: Simplify right side
82,197,262.74x = 6,070,461,494,978,344 - Step 5: Solve for x
x = 6,070,461,494,978,344/82,197,262.74 - Step 6: Final answer
x = 73,852,355.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.