Finding the Fourth Proportional to 299,610,334.13, 449,415,501.20 and 84,199,582.13
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Solution
The fourth proportional to 299,610,334.13, 449,415,501.20 and 84,199,582.13 is: 126,299,373.19
Step by Step Solution
- Step 1: Write the proportion equation
299,610,334.13 : 449,415,501.20 = 84,199,582.13 : x - Step 2: Convert to fraction form
299,610,334.13/449,415,501.20 = 84,199,582.13/x - Step 3: Cross multiply
299,610,334.13x = 449,415,501.20 × 84,199,582.13 - Step 4: Simplify right side
299,610,334.13x = 37,840,597,401,116,440 - Step 5: Solve for x
x = 37,840,597,401,116,440/299,610,334.13 - Step 6: Final answer
x = 126,299,373.19
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1.5x scale
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.