Finding the Fourth Proportional to 4,113,357,772.24, 5,678,171,557.76 and 2,777,058,013.68
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Solution
The fourth proportional to 4,113,357,772.24, 5,678,171,557.76 and 2,777,058,013.68 is: 3,833,513,324.31
Step by Step Solution
- Step 1: Write the proportion equation
4,113,357,772.24 : 5,678,171,557.76 = 2,777,058,013.68 : x - Step 2: Convert to fraction form
4,113,357,772.24/5,678,171,557.76 = 2,777,058,013.68/x - Step 3: Cross multiply
4,113,357,772.24x = 5,678,171,557.76 × 2,777,058,013.68 - Step 4: Simplify right side
4,113,357,772.24x = 15,768,611,827,527,256,064 - Step 5: Solve for x
x = 15,768,611,827,527,256,064/4,113,357,772.24 - Step 6: Final answer
x = 3,833,513,324.31
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1.5x scale
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.