Finding the Fourth Proportional to 126,559,023.74, 189,775,735.90 and 40,286,214.93
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Solution
The fourth proportional to 126,559,023.74, 189,775,735.90 and 40,286,214.93 is: 60,409,332.02
Step by Step Solution
- Step 1: Write the proportion equation
126,559,023.74 : 189,775,735.90 = 40,286,214.93 : x - Step 2: Convert to fraction form
126,559,023.74/189,775,735.90 = 40,286,214.93/x - Step 3: Cross multiply
126,559,023.74x = 189,775,735.90 × 40,286,214.93 - Step 4: Simplify right side
126,559,023.74x = 7,645,346,084,865,602 - Step 5: Solve for x
x = 7,645,346,084,865,602/126,559,023.74 - Step 6: Final answer
x = 60,409,332.02
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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.