Finding the Fourth Proportional to 137,834,226.76, 206,626,201.58 and 68,768,154.44
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Solution
The fourth proportional to 137,834,226.76, 206,626,201.58 and 68,768,154.44 is: 103,089,797.62
Step by Step Solution
- Step 1: Write the proportion equation
137,834,226.76 : 206,626,201.58 = 68,768,154.44 : x - Step 2: Convert to fraction form
137,834,226.76/206,626,201.58 = 68,768,154.44/x - Step 3: Cross multiply
137,834,226.76x = 206,626,201.58 × 68,768,154.44 - Step 4: Simplify right side
137,834,226.76x = 14,209,302,541,604,012 - Step 5: Solve for x
x = 14,209,302,541,604,012/137,834,226.76 - Step 6: Final answer
x = 103,089,797.62
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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.