Finding the Fourth Proportional to 4,292,501,161.98, 6,438,743,706.69 and 1,345,006,424.46
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Solution
The fourth proportional to 4,292,501,161.98, 6,438,743,706.69 and 1,345,006,424.46 is: 2,017,507,118.61
Step by Step Solution
- Step 1: Write the proportion equation
4,292,501,161.98 : 6,438,743,706.69 = 1,345,006,424.46 : x - Step 2: Convert to fraction form
4,292,501,161.98/6,438,743,706.69 = 1,345,006,424.46/x - Step 3: Cross multiply
4,292,501,161.98x = 6,438,743,706.69 × 1,345,006,424.46 - Step 4: Simplify right side
4,292,501,161.98x = 8,660,151,650,949,443,584 - Step 5: Solve for x
x = 8,660,151,650,949,443,584/4,292,501,161.98 - Step 6: Final answer
x = 2,017,507,118.61
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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.