Finding the Fourth Proportional to 375,868,865.14, 563,824,843.53 and 99,512,898.23
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Solution
The fourth proportional to 375,868,865.14, 563,824,843.53 and 99,512,898.23 is: 149,275,051.70
Step by Step Solution
- Step 1: Write the proportion equation
375,868,865.14 : 563,824,843.53 = 99,512,898.23 : x - Step 2: Convert to fraction form
375,868,865.14/563,824,843.53 = 99,512,898.23/x - Step 3: Cross multiply
375,868,865.14x = 563,824,843.53 × 99,512,898.23 - Step 4: Simplify right side
375,868,865.14x = 56,107,844,274,782,952 - Step 5: Solve for x
x = 56,107,844,274,782,952/375,868,865.14 - Step 6: Final answer
x = 149,275,051.70
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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.