Finding the Fourth Proportional to 115,247,159.02, 159,042,313.11 and 63,035,078.23
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Solution
The fourth proportional to 115,247,159.02, 159,042,313.11 and 63,035,078.23 is: 86,989,082.72
Step by Step Solution
- Step 1: Write the proportion equation
115,247,159.02 : 159,042,313.11 = 63,035,078.23 : x - Step 2: Convert to fraction form
115,247,159.02/159,042,313.11 = 63,035,078.23/x - Step 3: Cross multiply
115,247,159.02x = 159,042,313.11 × 63,035,078.23 - Step 4: Simplify right side
115,247,159.02x = 10,025,244,648,769,004 - Step 5: Solve for x
x = 10,025,244,648,769,004/115,247,159.02 - Step 6: Final answer
x = 86,989,082.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.