Finding the Fourth Proportional to 146,528,681.76, 202,209,975.99 and 80,453,459.70
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Solution
The fourth proportional to 146,528,681.76, 202,209,975.99 and 80,453,459.70 is: 111,025,991.35
Step by Step Solution
- Step 1: Write the proportion equation
146,528,681.76 : 202,209,975.99 = 80,453,459.70 : x - Step 2: Convert to fraction form
146,528,681.76/202,209,975.99 = 80,453,459.70/x - Step 3: Cross multiply
146,528,681.76x = 202,209,975.99 × 80,453,459.70 - Step 4: Simplify right side
146,528,681.76x = 16,268,492,154,249,434 - Step 5: Solve for x
x = 16,268,492,154,249,434/146,528,681.76 - Step 6: Final answer
x = 111,025,991.35
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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.