Finding the Fourth Proportional to 5,243,675,056.54, 7,236,274,481.36 and 2,832,357,537.88
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Solution
The fourth proportional to 5,243,675,056.54, 7,236,274,481.36 and 2,832,357,537.88 is: 3,908,654,970.50
Step by Step Solution
- Step 1: Write the proportion equation
5,243,675,056.54 : 7,236,274,481.36 = 2,832,357,537.88 : x - Step 2: Convert to fraction form
5,243,675,056.54/7,236,274,481.36 = 2,832,357,537.88/x - Step 3: Cross multiply
5,243,675,056.54x = 7,236,274,481.36 × 2,832,357,537.88 - Step 4: Simplify right side
5,243,675,056.54x = 20,495,716,573,448,683,520 - Step 5: Solve for x
x = 20,495,716,573,448,683,520/5,243,675,056.54 - Step 6: Final answer
x = 3,908,654,970.50
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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.