Finding the Fourth Proportional to 119,596,753.20, 167,888,950.80 and 119,596,753.20
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Solution
The fourth proportional to 119,596,753.20, 167,888,950.80 and 119,596,753.20 is: 167,888,950.80
Step by Step Solution
- Step 1: Write the proportion equation
119,596,753.20 : 167,888,950.80 = 119,596,753.20 : x - Step 2: Convert to fraction form
119,596,753.20/167,888,950.80 = 119,596,753.20/x - Step 3: Cross multiply
119,596,753.20x = 167,888,950.80 × 119,596,753.20 - Step 4: Simplify right side
119,596,753.20x = 20,078,973,413,834,544 - Step 5: Solve for x
x = 20,078,973,413,834,544/119,596,753.20 - Step 6: Final answer
x = 167,888,950.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.