Finding the Fourth Proportional to 253,599,719.42, 380,134,107.35 and 106,131,775.52
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Solution
The fourth proportional to 253,599,719.42, 380,134,107.35 and 106,131,775.52 is: 159,086,563.03
Step by Step Solution
- Step 1: Write the proportion equation
253,599,719.42 : 380,134,107.35 = 106,131,775.52 : x - Step 2: Convert to fraction form
253,599,719.42/380,134,107.35 = 106,131,775.52/x - Step 3: Cross multiply
253,599,719.42x = 380,134,107.35 × 106,131,775.52 - Step 4: Simplify right side
253,599,719.42x = 40,344,307,748,765,784 - Step 5: Solve for x
x = 40,344,307,748,765,784/253,599,719.42 - Step 6: Final answer
x = 159,086,563.03
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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.