Finding the Fourth Proportional to 122,849,259.54, 169,533,135.99 and 69,923,383.26
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Solution
The fourth proportional to 122,849,259.54, 169,533,135.99 and 69,923,383.26 is: 96,494,927.91
Step by Step Solution
- Step 1: Write the proportion equation
122,849,259.54 : 169,533,135.99 = 69,923,383.26 : x - Step 2: Convert to fraction form
122,849,259.54/169,533,135.99 = 69,923,383.26/x - Step 3: Cross multiply
122,849,259.54x = 169,533,135.99 × 69,923,383.26 - Step 4: Simplify right side
122,849,259.54x = 11,854,330,443,098,472 - Step 5: Solve for x
x = 11,854,330,443,098,472/122,849,259.54 - Step 6: Final answer
x = 96,494,927.91
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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.