Finding the Fourth Proportional to 86,101,373.94, 118,819,861.92 and 46,943,182.68
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Solution
The fourth proportional to 86,101,373.94, 118,819,861.92 and 46,943,182.68 is: 64,781,573.50
Step by Step Solution
- Step 1: Write the proportion equation
86,101,373.94 : 118,819,861.92 = 46,943,182.68 : x - Step 2: Convert to fraction form
86,101,373.94/118,819,861.92 = 46,943,182.68/x - Step 3: Cross multiply
86,101,373.94x = 118,819,861.92 × 46,943,182.68 - Step 4: Simplify right side
86,101,373.94x = 5,577,782,484,122,936 - Step 5: Solve for x
x = 5,577,782,484,122,936/86,101,373.94 - Step 6: Final answer
x = 64,781,573.50
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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.