Finding the Fourth Proportional to 185,889,397,143.74, 278,961,463,211.76 and 64,877,952,193.97
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Solution
The fourth proportional to 185,889,397,143.74, 278,961,463,211.76 and 64,877,952,193.97 is: 97,361,381,296.09
Step by Step Solution
- Step 1: Write the proportion equation
185,889,397,143.74 : 278,961,463,211.76 = 64,877,952,193.97 : x - Step 2: Convert to fraction form
185,889,397,143.74/278,961,463,211.76 = 64,877,952,193.97/x - Step 3: Cross multiply
185,889,397,143.74x = 278,961,463,211.76 × 64,877,952,193.97 - Step 4: Simplify right side
185,889,397,143.74x = 18,098,448,474,211,090,432,000 - Step 5: Solve for x
x = 18,098,448,474,211,090,432,000/185,889,397,143.74 - Step 6: Final answer
x = 97,361,381,296.09
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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.