Finding the Fourth Proportional to 157,771,392.37, 236,682,518.61 and 48,596,512.66
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Solution
The fourth proportional to 157,771,392.37, 236,682,518.61 and 48,596,512.66 is: 72,902,601.92
Step by Step Solution
- Step 1: Write the proportion equation
157,771,392.37 : 236,682,518.61 = 48,596,512.66 : x - Step 2: Convert to fraction form
157,771,392.37/236,682,518.61 = 48,596,512.66/x - Step 3: Cross multiply
157,771,392.37x = 236,682,518.61 × 48,596,512.66 - Step 4: Simplify right side
157,771,392.37x = 11,501,945,012,031,550 - Step 5: Solve for x
x = 11,501,945,012,031,550/157,771,392.37 - Step 6: Final answer
x = 72,902,601.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.