Finding the Fourth Proportional to 134,563,855.43, 185,698,191.66 and 72,684,193.88
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Solution
The fourth proportional to 134,563,855.43, 185,698,191.66 and 72,684,193.88 is: 100,304,225.99
Step by Step Solution
- Step 1: Write the proportion equation
134,563,855.43 : 185,698,191.66 = 72,684,193.88 : x - Step 2: Convert to fraction form
134,563,855.43/185,698,191.66 = 72,684,193.88/x - Step 3: Cross multiply
134,563,855.43x = 185,698,191.66 × 72,684,193.88 - Step 4: Simplify right side
134,563,855.43x = 13,497,323,365,780,838 - Step 5: Solve for x
x = 13,497,323,365,780,838/134,563,855.43 - Step 6: Final answer
x = 100,304,225.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.