Finding the Fourth Proportional to 794,014,928.91, 1,190,769,707.76 and 262,127,318.55
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Solution
The fourth proportional to 794,014,928.91, 1,190,769,707.76 and 262,127,318.55 is: 393,107,558.99
Step by Step Solution
- Step 1: Write the proportion equation
794,014,928.91 : 1,190,769,707.76 = 262,127,318.55 : x - Step 2: Convert to fraction form
794,014,928.91/1,190,769,707.76 = 262,127,318.55/x - Step 3: Cross multiply
794,014,928.91x = 1,190,769,707.76 × 262,127,318.55 - Step 4: Simplify right side
794,014,928.91x = 312,133,270,505,695,936 - Step 5: Solve for x
x = 312,133,270,505,695,936/794,014,928.91 - Step 6: Final answer
x = 393,107,558.99
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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.