Finding the Fourth Proportional to 475,758,505.10, 656,493,486.84 and 264,074,259.09
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Solution
The fourth proportional to 475,758,505.10, 656,493,486.84 and 264,074,259.09 is: 364,392,920.52
Step by Step Solution
- Step 1: Write the proportion equation
475,758,505.10 : 656,493,486.84 = 264,074,259.09 : x - Step 2: Convert to fraction form
475,758,505.10/656,493,486.84 = 264,074,259.09/x - Step 3: Cross multiply
475,758,505.10x = 656,493,486.84 × 264,074,259.09 - Step 4: Simplify right side
475,758,505.10x = 173,363,031,134,683,680 - Step 5: Solve for x
x = 173,363,031,134,683,680/475,758,505.10 - Step 6: Final answer
x = 364,392,920.52
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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.