Finding the Fourth Proportional to 121,623,924.24, 182,459,358.39 and 39,720,783.87
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Solution
The fourth proportional to 121,623,924.24, 182,459,358.39 and 39,720,783.87 is: 59,588,841.46
Step by Step Solution
- Step 1: Write the proportion equation
121,623,924.24 : 182,459,358.39 = 39,720,783.87 : x - Step 2: Convert to fraction form
121,623,924.24/182,459,358.39 = 39,720,783.87/x - Step 3: Cross multiply
121,623,924.24x = 182,459,358.39 × 39,720,783.87 - Step 4: Simplify right side
121,623,924.24x = 7,247,428,739,668,060 - Step 5: Solve for x
x = 7,247,428,739,668,060/121,623,924.24 - Step 6: Final answer
x = 59,588,841.46
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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.