Finding the Fourth Proportional to 122,349,198.37, 183,518,820.36 and 30,230,616.58
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Solution
The fourth proportional to 122,349,198.37, 183,518,820.36 and 30,230,616.58 is: 45,344,695.08
Step by Step Solution
- Step 1: Write the proportion equation
122,349,198.37 : 183,518,820.36 = 30,230,616.58 : x - Step 2: Convert to fraction form
122,349,198.37/183,518,820.36 = 30,230,616.58/x - Step 3: Cross multiply
122,349,198.37x = 183,518,820.36 × 30,230,616.58 - Step 4: Simplify right side
122,349,198.37x = 5,547,887,093,517,058 - Step 5: Solve for x
x = 5,547,887,093,517,058/122,349,198.37 - Step 6: Final answer
x = 45,344,695.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.