Finding the Fourth Proportional to 70,888,894.44, 106,352,244.63 and 25,451,082.60
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Solution
The fourth proportional to 70,888,894.44, 106,352,244.63 and 25,451,082.60 is: 38,183,410.59
Step by Step Solution
- Step 1: Write the proportion equation
70,888,894.44 : 106,352,244.63 = 25,451,082.60 : x - Step 2: Convert to fraction form
70,888,894.44/106,352,244.63 = 25,451,082.60/x - Step 3: Cross multiply
70,888,894.44x = 106,352,244.63 × 25,451,082.60 - Step 4: Simplify right side
70,888,894.44x = 2,706,779,762,773,536.50 - Step 5: Solve for x
x = 2,706,779,762,773,536.50/70,888,894.44 - Step 6: Final answer
x = 38,183,410.59
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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.