Finding the Fourth Proportional to 604,055,351.36, 833,124,138.96 and 392,430,367.14
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Solution
The fourth proportional to 604,055,351.36, 833,124,138.96 and 392,430,367.14 is: 541,247,107.55
Step by Step Solution
- Step 1: Write the proportion equation
604,055,351.36 : 833,124,138.96 = 392,430,367.14 : x - Step 2: Convert to fraction form
604,055,351.36/833,124,138.96 = 392,430,367.14/x - Step 3: Cross multiply
604,055,351.36x = 833,124,138.96 × 392,430,367.14 - Step 4: Simplify right side
604,055,351.36x = 326,943,211,725,269,184 - Step 5: Solve for x
x = 326,943,211,725,269,184/604,055,351.36 - Step 6: Final answer
x = 541,247,107.55
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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.