Finding the Fourth Proportional to 193,545,620.20, 290,318,430.30 and 173,838,125.80
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Solution
The fourth proportional to 193,545,620.20, 290,318,430.30 and 173,838,125.80 is: 260,757,188.70
Step by Step Solution
- Step 1: Write the proportion equation
193,545,620.20 : 290,318,430.30 = 173,838,125.80 : x - Step 2: Convert to fraction form
193,545,620.20/290,318,430.30 = 173,838,125.80/x - Step 3: Cross multiply
193,545,620.20x = 290,318,430.30 × 173,838,125.80 - Step 4: Simplify right side
193,545,620.20x = 50,468,411,808,549,936 - Step 5: Solve for x
x = 50,468,411,808,549,936/193,545,620.20 - Step 6: Final answer
x = 260,757,188.70
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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.