Finding the Fourth Proportional to 204,348,051.78, 306,255,931.11 and 83,037,682.50
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Solution
The fourth proportional to 204,348,051.78, 306,255,931.11 and 83,037,682.50 is: 124,448,373.99
Step by Step Solution
- Step 1: Write the proportion equation
204,348,051.78 : 306,255,931.11 = 83,037,682.50 : x - Step 2: Convert to fraction form
204,348,051.78/306,255,931.11 = 83,037,682.50/x - Step 3: Cross multiply
204,348,051.78x = 306,255,931.11 × 83,037,682.50 - Step 4: Simplify right side
204,348,051.78x = 25,430,782,771,254,052 - Step 5: Solve for x
x = 25,430,782,771,254,052/204,348,051.78 - Step 6: Final answer
x = 124,448,373.99
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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.