Finding the Fourth Proportional to 512,161,666.08, 768,243,053.30 and 239,723,751.84
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Solution
The fourth proportional to 512,161,666.08, 768,243,053.30 and 239,723,751.84 is: 359,585,887.15
Step by Step Solution
- Step 1: Write the proportion equation
512,161,666.08 : 768,243,053.30 = 239,723,751.84 : x - Step 2: Convert to fraction form
512,161,666.08/768,243,053.30 = 239,723,751.84/x - Step 3: Cross multiply
512,161,666.08x = 768,243,053.30 × 239,723,751.84 - Step 4: Simplify right side
512,161,666.08x = 184,166,107,060,894,464 - Step 5: Solve for x
x = 184,166,107,060,894,464/512,161,666.08 - Step 6: Final answer
x = 359,585,887.15
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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.