Finding the Fourth Proportional to 97,683,698.34, 134,807,294.79 and 53,632,553.85
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Solution
The fourth proportional to 97,683,698.34, 134,807,294.79 and 53,632,553.85 is: 74,015,005.78
Step by Step Solution
- Step 1: Write the proportion equation
97,683,698.34 : 134,807,294.79 = 53,632,553.85 : x - Step 2: Convert to fraction form
97,683,698.34/134,807,294.79 = 53,632,553.85/x - Step 3: Cross multiply
97,683,698.34x = 134,807,294.79 × 53,632,553.85 - Step 4: Simplify right side
97,683,698.34x = 7,230,059,497,197,499 - Step 5: Solve for x
x = 7,230,059,497,197,499/97,683,698.34 - Step 6: Final answer
x = 74,015,005.78
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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.