Finding the Fourth Proportional to 747,256,371.44, 1,031,277,534.36 and 417,295,255.28
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Solution
The fourth proportional to 747,256,371.44, 1,031,277,534.36 and 417,295,255.28 is: 575,903,048.02
Step by Step Solution
- Step 1: Write the proportion equation
747,256,371.44 : 1,031,277,534.36 = 417,295,255.28 : x - Step 2: Convert to fraction form
747,256,371.44/1,031,277,534.36 = 417,295,255.28/x - Step 3: Cross multiply
747,256,371.44x = 1,031,277,534.36 × 417,295,255.28 - Step 4: Simplify right side
747,256,371.44x = 430,347,221,965,285,120 - Step 5: Solve for x
x = 430,347,221,965,285,120/747,256,371.44 - Step 6: Final answer
x = 575,903,048.02
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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.