Finding the Fourth Proportional to 348,239,673.95, 521,785,550.86 and 202,263,460.07
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Solution
The fourth proportional to 348,239,673.95, 521,785,550.86 and 202,263,460.07 is: 303,061,824.44
Step by Step Solution
- Step 1: Write the proportion equation
348,239,673.95 : 521,785,550.86 = 202,263,460.07 : x - Step 2: Convert to fraction form
348,239,673.95/521,785,550.86 = 202,263,460.07/x - Step 3: Cross multiply
348,239,673.95x = 521,785,550.86 × 202,263,460.07 - Step 4: Simplify right side
348,239,673.95x = 105,538,150,928,359,984 - Step 5: Solve for x
x = 105,538,150,928,359,984/348,239,673.95 - Step 6: Final answer
x = 303,061,824.44
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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.