Finding the Fourth Proportional to 171,698,369.42, 257,549,148.36 and 48,876,682.54
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Solution
The fourth proportional to 171,698,369.42, 257,549,148.36 and 48,876,682.54 is: 73,315,477.63
Step by Step Solution
- Step 1: Write the proportion equation
171,698,369.42 : 257,549,148.36 = 48,876,682.54 : x - Step 2: Convert to fraction form
171,698,369.42/257,549,148.36 = 48,876,682.54/x - Step 3: Cross multiply
171,698,369.42x = 257,549,148.36 × 48,876,682.54 - Step 4: Simplify right side
171,698,369.42x = 12,588,147,962,594,698 - Step 5: Solve for x
x = 12,588,147,962,594,698/171,698,369.42 - Step 6: Final answer
x = 73,315,477.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.