Finding the Fourth Proportional to 135,209,216.37, 202,813,509.20 and 88,815,549.76
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Solution
The fourth proportional to 135,209,216.37, 202,813,509.20 and 88,815,549.76 is: 133,223,117.48
Step by Step Solution
- Step 1: Write the proportion equation
135,209,216.37 : 202,813,509.20 = 88,815,549.76 : x - Step 2: Convert to fraction form
135,209,216.37/202,813,509.20 = 88,815,549.76/x - Step 3: Cross multiply
135,209,216.37x = 202,813,509.20 × 88,815,549.76 - Step 4: Simplify right side
135,209,216.37x = 18,012,993,317,401,704 - Step 5: Solve for x
x = 18,012,993,317,401,704/135,209,216.37 - Step 6: Final answer
x = 133,223,117.48
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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.