Finding the Fourth Proportional to 547,319,167.58, 755,300,212.70 and 296,423,571.08
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Solution
The fourth proportional to 547,319,167.58, 755,300,212.70 and 296,423,571.08 is: 409,064,398.88
Step by Step Solution
- Step 1: Write the proportion equation
547,319,167.58 : 755,300,212.70 = 296,423,571.08 : x - Step 2: Convert to fraction form
547,319,167.58/755,300,212.70 = 296,423,571.08/x - Step 3: Cross multiply
547,319,167.58x = 755,300,212.70 × 296,423,571.08 - Step 4: Simplify right side
547,319,167.58x = 223,888,786,280,758,944 - Step 5: Solve for x
x = 223,888,786,280,758,944/547,319,167.58 - Step 6: Final answer
x = 409,064,398.88
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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.