Finding the Fourth Proportional to 4,740,257,928.78, 6,541,555,381.24 and 2,835,019,110.08
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Solution
The fourth proportional to 4,740,257,928.78, 6,541,555,381.24 and 2,835,019,110.08 is: 3,912,326,036.70
Step by Step Solution
- Step 1: Write the proportion equation
4,740,257,928.78 : 6,541,555,381.24 = 2,835,019,110.08 : x - Step 2: Convert to fraction form
4,740,257,928.78/6,541,555,381.24 = 2,835,019,110.08/x - Step 3: Cross multiply
4,740,257,928.78x = 6,541,555,381.24 × 2,835,019,110.08 - Step 4: Simplify right side
4,740,257,928.78x = 18,545,434,515,462,057,984 - Step 5: Solve for x
x = 18,545,434,515,462,057,984/4,740,257,928.78 - Step 6: Final answer
x = 3,912,326,036.70
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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.