Finding the Fourth Proportional to 2,071,575,330.44, 2,858,775,103 and 1,118,956,063.80
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Solution
The fourth proportional to 2,071,575,330.44, 2,858,775,103 and 1,118,956,063.80 is: 1,544,159,987.59
Step by Step Solution
- Step 1: Write the proportion equation
2,071,575,330.44 : 2,858,775,103 = 1,118,956,063.80 : x - Step 2: Convert to fraction form
2,071,575,330.44/2,858,775,103 = 1,118,956,063.80/x - Step 3: Cross multiply
2,071,575,330.44x = 2,858,775,103 × 1,118,956,063.80 - Step 4: Simplify right side
2,071,575,330.44x = 3,198,843,736,542,319,616 - Step 5: Solve for x
x = 3,198,843,736,542,319,616/2,071,575,330.44 - Step 6: Final answer
x = 1,544,159,987.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.