Finding the Fourth Proportional to 192,742,804.86, 289,117,935.45 and 47,177,614.14
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Solution
The fourth proportional to 192,742,804.86, 289,117,935.45 and 47,177,614.14 is: 70,767,333.75
Step by Step Solution
- Step 1: Write the proportion equation
192,742,804.86 : 289,117,935.45 = 47,177,614.14 : x - Step 2: Convert to fraction form
192,742,804.86/289,117,935.45 = 47,177,614.14/x - Step 3: Cross multiply
192,742,804.86x = 289,117,935.45 × 47,177,614.14 - Step 4: Simplify right side
192,742,804.86x = 13,639,894,399,613,526 - Step 5: Solve for x
x = 13,639,894,399,613,526/192,742,804.86 - Step 6: Final answer
x = 70,767,333.75
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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.