Finding the Fourth Proportional to 293,365,981.80, 440,048,972.70 and 246,014,588.70
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Solution
The fourth proportional to 293,365,981.80, 440,048,972.70 and 246,014,588.70 is: 369,021,883.05
Step by Step Solution
- Step 1: Write the proportion equation
293,365,981.80 : 440,048,972.70 = 246,014,588.70 : x - Step 2: Convert to fraction form
293,365,981.80/440,048,972.70 = 246,014,588.70/x - Step 3: Cross multiply
293,365,981.80x = 440,048,972.70 × 246,014,588.70 - Step 4: Simplify right side
293,365,981.80x = 108,258,467,026,648,016 - Step 5: Solve for x
x = 108,258,467,026,648,016/293,365,981.80 - Step 6: Final answer
x = 369,021,883.05
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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.