Finding the Fourth Proportional to 122,349,197.37, 183,518,818.86 and 30,230,615.58
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Solution
The fourth proportional to 122,349,197.37, 183,518,818.86 and 30,230,615.58 is: 45,344,693.58
Step by Step Solution
- Step 1: Write the proportion equation
122,349,197.37 : 183,518,818.86 = 30,230,615.58 : x - Step 2: Convert to fraction form
122,349,197.37/183,518,818.86 = 30,230,615.58/x - Step 3: Cross multiply
122,349,197.37x = 183,518,818.86 × 30,230,615.58 - Step 4: Simplify right side
122,349,197.37x = 5,547,886,864,652,314 - Step 5: Solve for x
x = 5,547,886,864,652,314/122,349,197.37 - Step 6: Final answer
x = 45,344,693.58
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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.