Finding the Fourth Proportional to 107,338,434.80, 161,007,652.20 and 26,559,402.80
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Solution
The fourth proportional to 107,338,434.80, 161,007,652.20 and 26,559,402.80 is: 39,839,104.20
Step by Step Solution
- Step 1: Write the proportion equation
107,338,434.80 : 161,007,652.20 = 26,559,402.80 : x - Step 2: Convert to fraction form
107,338,434.80/161,007,652.20 = 26,559,402.80/x - Step 3: Cross multiply
107,338,434.80x = 161,007,652.20 × 26,559,402.80 - Step 4: Simplify right side
107,338,434.80x = 4,276,267,088,662,106 - Step 5: Solve for x
x = 4,276,267,088,662,106/107,338,434.80 - Step 6: Final answer
x = 39,839,104.20
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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.