Finding the Fourth Proportional to 154,784,758.26, 213,596,562.26 and 84,220,658.90
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Solution
The fourth proportional to 154,784,758.26, 213,596,562.26 and 84,220,658.90 is: 116,221,024.70
Step by Step Solution
- Step 1: Write the proportion equation
154,784,758.26 : 213,596,562.26 = 84,220,658.90 : x - Step 2: Convert to fraction form
154,784,758.26/213,596,562.26 = 84,220,658.90/x - Step 3: Cross multiply
154,784,758.26x = 213,596,562.26 × 84,220,658.90 - Step 4: Simplify right side
154,784,758.26x = 17,989,243,212,652,494 - Step 5: Solve for x
x = 17,989,243,212,652,494/154,784,758.26 - Step 6: Final answer
x = 116,221,024.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.