Finding the Fourth Proportional to 2,740,573,378.44, 3,781,889,991.74 and 1,487,483,330.14
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Solution
The fourth proportional to 2,740,573,378.44, 3,781,889,991.74 and 1,487,483,330.14 is: 2,052,672,029.65
Step by Step Solution
- Step 1: Write the proportion equation
2,740,573,378.44 : 3,781,889,991.74 = 1,487,483,330.14 : x - Step 2: Convert to fraction form
2,740,573,378.44/3,781,889,991.74 = 1,487,483,330.14/x - Step 3: Cross multiply
2,740,573,378.44x = 3,781,889,991.74 × 1,487,483,330.14 - Step 4: Simplify right side
2,740,573,378.44x = 5,625,498,319,136,551,936 - Step 5: Solve for x
x = 5,625,498,319,136,551,936/2,740,573,378.44 - Step 6: Final answer
x = 2,052,672,029.65
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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.