Finding the Fourth Proportional to 165,417,508.02, 228,274,285.68 and 91,076,550.42
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Solution
The fourth proportional to 165,417,508.02, 228,274,285.68 and 91,076,550.42 is: 125,684,607.02
Step by Step Solution
- Step 1: Write the proportion equation
165,417,508.02 : 228,274,285.68 = 91,076,550.42 : x - Step 2: Convert to fraction form
165,417,508.02/228,274,285.68 = 91,076,550.42/x - Step 3: Cross multiply
165,417,508.02x = 228,274,285.68 × 91,076,550.42 - Step 4: Simplify right side
165,417,508.02x = 20,790,434,489,324,004 - Step 5: Solve for x
x = 20,790,434,489,324,004/165,417,508.02 - Step 6: Final answer
x = 125,684,607.02
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1.5x scale
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.