Finding the Fourth Proportional to 3,106,456,132.61, 4,659,701,618.59 and 1,036,172,211.05
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Solution
The fourth proportional to 3,106,456,132.61, 4,659,701,618.59 and 1,036,172,211.05 is: 1,554,264,126.98
Step by Step Solution
- Step 1: Write the proportion equation
3,106,456,132.61 : 4,659,701,618.59 = 1,036,172,211.05 : x - Step 2: Convert to fraction form
3,106,456,132.61/4,659,701,618.59 = 1,036,172,211.05/x - Step 3: Cross multiply
3,106,456,132.61x = 4,659,701,618.59 × 1,036,172,211.05 - Step 4: Simplify right side
3,106,456,132.61x = 4,828,253,328,939,184,128 - Step 5: Solve for x
x = 4,828,253,328,939,184,128/3,106,456,132.61 - Step 6: Final answer
x = 1,554,264,126.98
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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.