Finding the Fourth Proportional to 4,589,378,251.28, 6,885,270,405.60 and 1,441,465,709.52
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Solution
The fourth proportional to 4,589,378,251.28, 6,885,270,405.60 and 1,441,465,709.52 is: 2,162,576,420.38
Step by Step Solution
- Step 1: Write the proportion equation
4,589,378,251.28 : 6,885,270,405.60 = 1,441,465,709.52 : x - Step 2: Convert to fraction form
4,589,378,251.28/6,885,270,405.60 = 1,441,465,709.52/x - Step 3: Cross multiply
4,589,378,251.28x = 6,885,270,405.60 × 1,441,465,709.52 - Step 4: Simplify right side
4,589,378,251.28x = 9,924,881,190,445,262,848 - Step 5: Solve for x
x = 9,924,881,190,445,262,848/4,589,378,251.28 - Step 6: Final answer
x = 2,162,576,420.38
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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.