Finding the Fourth Proportional to 2,235,864,599.76, 3,085,614,487.01 and 1,283,237,721.32
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Solution
The fourth proportional to 2,235,864,599.76, 3,085,614,487.01 and 1,283,237,721.32 is: 1,770,937,696.14
Step by Step Solution
- Step 1: Write the proportion equation
2,235,864,599.76 : 3,085,614,487.01 = 1,283,237,721.32 : x - Step 2: Convert to fraction form
2,235,864,599.76/3,085,614,487.01 = 1,283,237,721.32/x - Step 3: Cross multiply
2,235,864,599.76x = 3,085,614,487.01 × 1,283,237,721.32 - Step 4: Simplify right side
2,235,864,599.76x = 3,959,576,903,170,472,960 - Step 5: Solve for x
x = 3,959,576,903,170,472,960/2,235,864,599.76 - Step 6: Final answer
x = 1,770,937,696.14
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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.