Finding the Fourth Proportional to 106,596,126.34, 147,103,668.30 and 62,543,874.58
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Solution
The fourth proportional to 106,596,126.34, 147,103,668.30 and 62,543,874.58 is: 86,311,141.84
Step by Step Solution
- Step 1: Write the proportion equation
106,596,126.34 : 147,103,668.30 = 62,543,874.58 : x - Step 2: Convert to fraction form
106,596,126.34/147,103,668.30 = 62,543,874.58/x - Step 3: Cross multiply
106,596,126.34x = 147,103,668.30 × 62,543,874.58 - Step 4: Simplify right side
106,596,126.34x = 9,200,433,380,413,122 - Step 5: Solve for x
x = 9,200,433,380,413,122/106,596,126.34 - Step 6: Final answer
x = 86,311,141.84
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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.