Finding the Fourth Proportional to 153,424,879.65, 230,135,744.84 and 88,687,492.65
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Solution
The fourth proportional to 153,424,879.65, 230,135,744.84 and 88,687,492.65 is: 133,030,328.75
Step by Step Solution
- Step 1: Write the proportion equation
153,424,879.65 : 230,135,744.84 = 88,687,492.65 : x - Step 2: Convert to fraction form
153,424,879.65/230,135,744.84 = 88,687,492.65/x - Step 3: Cross multiply
153,424,879.65x = 230,135,744.84 × 88,687,492.65 - Step 4: Simplify right side
153,424,879.65x = 20,410,162,178,556,340 - Step 5: Solve for x
x = 20,410,162,178,556,340/153,424,879.65 - Step 6: Final answer
x = 133,030,328.75
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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.