Finding the Fourth Proportional to 946,586,034.51, 1,419,432,162.75 and 553,225,708.14
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Solution
The fourth proportional to 946,586,034.51, 1,419,432,162.75 and 553,225,708.14 is: 829,577,380.99
Step by Step Solution
- Step 1: Write the proportion equation
946,586,034.51 : 1,419,432,162.75 = 553,225,708.14 : x - Step 2: Convert to fraction form
946,586,034.51/1,419,432,162.75 = 553,225,708.14/x - Step 3: Cross multiply
946,586,034.51x = 1,419,432,162.75 × 553,225,708.14 - Step 4: Simplify right side
946,586,034.51x = 785,266,363,394,060,416 - Step 5: Solve for x
x = 785,266,363,394,060,416/946,586,034.51 - Step 6: Final answer
x = 829,577,380.99
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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.