Finding the Fourth Proportional to 329,237,618.99, 493,856,641.71 and 83,612,674.67
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Solution
The fourth proportional to 329,237,618.99, 493,856,641.71 and 83,612,674.67 is: 125,419,066.15
Step by Step Solution
- Step 1: Write the proportion equation
329,237,618.99 : 493,856,641.71 = 83,612,674.67 : x - Step 2: Convert to fraction form
329,237,618.99/493,856,641.71 = 83,612,674.67/x - Step 3: Cross multiply
329,237,618.99x = 493,856,641.71 × 83,612,674.67 - Step 4: Simplify right side
329,237,618.99x = 41,292,674,714,447,704 - Step 5: Solve for x
x = 41,292,674,714,447,704/329,237,618.99 - Step 6: Final answer
x = 125,419,066.15
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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.