Finding the Fourth Proportional to 368,724,034.26, 508,833,147.87 and 201,456,695.88
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Solution
The fourth proportional to 368,724,034.26, 508,833,147.87 and 201,456,695.88 is: 278,006,951.54
Step by Step Solution
- Step 1: Write the proportion equation
368,724,034.26 : 508,833,147.87 = 201,456,695.88 : x - Step 2: Convert to fraction form
368,724,034.26/508,833,147.87 = 201,456,695.88/x - Step 3: Cross multiply
368,724,034.26x = 508,833,147.87 × 201,456,695.88 - Step 4: Simplify right side
368,724,034.26x = 102,507,844,724,109,664 - Step 5: Solve for x
x = 102,507,844,724,109,664/368,724,034.26 - Step 6: Final answer
x = 278,006,951.54
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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.