Finding the Fourth Proportional to 124,821,246.80, 186,866,916.60 and 88,989,438.80
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Solution
The fourth proportional to 124,821,246.80, 186,866,916.60 and 88,989,438.80 is: 133,223,970.00
Step by Step Solution
- Step 1: Write the proportion equation
124,821,246.80 : 186,866,916.60 = 88,989,438.80 : x - Step 2: Convert to fraction form
124,821,246.80/186,866,916.60 = 88,989,438.80/x - Step 3: Cross multiply
124,821,246.80x = 186,866,916.60 × 88,989,438.80 - Step 4: Simplify right side
124,821,246.80x = 16,629,182,038,520,402 - Step 5: Solve for x
x = 16,629,182,038,520,402/124,821,246.80 - Step 6: Final answer
x = 133,223,970.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.