Finding the Fourth Proportional to 495,699,594.61, 743,391,641.64 and 163,644,777.98
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Solution
The fourth proportional to 495,699,594.61, 743,391,641.64 and 163,644,777.98 is: 245,415,089.04
Step by Step Solution
- Step 1: Write the proportion equation
495,699,594.61 : 743,391,641.64 = 163,644,777.98 : x - Step 2: Convert to fraction form
495,699,594.61/743,391,641.64 = 163,644,777.98/x - Step 3: Cross multiply
495,699,594.61x = 743,391,641.64 × 163,644,777.98 - Step 4: Simplify right side
495,699,594.61x = 121,652,160,148,365,520 - Step 5: Solve for x
x = 121,652,160,148,365,520/495,699,594.61 - Step 6: Final answer
x = 245,415,089.04
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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.