Finding the Fourth Proportional to 203,116,363.79, 304,493,855.75 and 88,038,129.65
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Solution
The fourth proportional to 203,116,363.79, 304,493,855.75 and 88,038,129.65 is: 131,978,876.79
Step by Step Solution
- Step 1: Write the proportion equation
203,116,363.79 : 304,493,855.75 = 88,038,129.65 : x - Step 2: Convert to fraction form
203,116,363.79/304,493,855.75 = 88,038,129.65/x - Step 3: Cross multiply
203,116,363.79x = 304,493,855.75 × 88,038,129.65 - Step 4: Simplify right side
203,116,363.79x = 26,807,069,549,706,708 - Step 5: Solve for x
x = 26,807,069,549,706,708/203,116,363.79 - Step 6: Final answer
x = 131,978,876.79
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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.