Finding the Fourth Proportional to 1,419,449,647.20, 2,125,989,421.20 and 1,164,645,679.20
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Solution
The fourth proportional to 1,419,449,647.20, 2,125,989,421.20 and 1,164,645,679.20 is: 1,744,355,214.23
Step by Step Solution
- Step 1: Write the proportion equation
1,419,449,647.20 : 2,125,989,421.20 = 1,164,645,679.20 : x - Step 2: Convert to fraction form
1,419,449,647.20/2,125,989,421.20 = 1,164,645,679.20/x - Step 3: Cross multiply
1,419,449,647.20x = 2,125,989,421.20 × 1,164,645,679.20 - Step 4: Simplify right side
1,419,449,647.20x = 2,476,024,393,425,488,896 - Step 5: Solve for x
x = 2,476,024,393,425,488,896/1,419,449,647.20 - Step 6: Final answer
x = 1,744,355,214.23
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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.