Finding the Fourth Proportional to 338,398,489.68, 507,593,623.50 and 92,754,917.70
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Solution
The fourth proportional to 338,398,489.68, 507,593,623.50 and 92,754,917.70 is: 139,131,249.72
Step by Step Solution
- Step 1: Write the proportion equation
338,398,489.68 : 507,593,623.50 = 92,754,917.70 : x - Step 2: Convert to fraction form
338,398,489.68/507,593,623.50 = 92,754,917.70/x - Step 3: Cross multiply
338,398,489.68x = 507,593,623.50 × 92,754,917.70 - Step 4: Simplify right side
338,398,489.68x = 47,081,804,772,787,288 - Step 5: Solve for x
x = 47,081,804,772,787,288/338,398,489.68 - Step 6: Final answer
x = 139,131,249.72
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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.