Finding the Fourth Proportional to 1,593,437,608.74, 2,390,160,897.17 and 611,165,243.92
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Solution
The fourth proportional to 1,593,437,608.74, 2,390,160,897.17 and 611,165,243.92 is: 916,749,585.75
Step by Step Solution
- Step 1: Write the proportion equation
1,593,437,608.74 : 2,390,160,897.17 = 611,165,243.92 : x - Step 2: Convert to fraction form
1,593,437,608.74/2,390,160,897.17 = 611,165,243.92/x - Step 3: Cross multiply
1,593,437,608.74x = 2,390,160,897.17 × 611,165,243.92 - Step 4: Simplify right side
1,593,437,608.74x = 1,460,783,267,726,949,120 - Step 5: Solve for x
x = 1,460,783,267,726,949,120/1,593,437,608.74 - Step 6: Final answer
x = 916,749,585.75
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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.